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From: =?UTF-8?q?=E5=90=89=E9=91=AB=E5=8D=87?= <xsji@kland.com.cn>
Date: Mon, 8 Jun 2026 17:09:28 +0800
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- 新增公开排行榜页面与后端 public_leaderboard 路由
- 完善 skills/agents 路由
- checkpointer Postgres 改用连接池(自愈), 解决连接关闭后定时任务连环失败
- 修复前端 mermaid 依赖未声明导致 Vite 解析失败 (新增 pnpm-lock)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
---
 .gitignore                                    |   5 +-
 frontend-web/package.json                     |   1 +
 frontend-web/src/App.tsx                      |   3 +
 .../workspace/agents/agent-card.tsx           |  47 +-
 .../settings/appearance-settings-page.tsx     |  15 +
 .../settings/memory-settings-page.tsx         | 116 ++-
 .../settings/skill-settings-page.tsx          |  39 +-
 .../workspace/skills/skill-detail-dialog.tsx  |  13 +-
 .../workspace/workspace-nav-menu.tsx          |  42 -
 frontend-web/src/core/agents/types.ts         |  22 +-
 .../src/core/page-layout/sidebar-menu.ts      |  23 -
 frontend-web/src/core/skills/type.ts          |   3 +
 .../src/pages/AdminUserLeaderboardPage.tsx    | 251 +++---
 .../AdminUserLeaderboardSettingsPage.tsx      |  38 +-
 .../src/pages/PrivateSquareSettingsPage.tsx   |  16 +-
 .../src/pages/PromptPrefixSettingsPage.tsx    |  16 +-
 .../src/pages/PublicLeaderboardPage.tsx       | 350 ++++++++
 .../src/pages/RecommendedQuestionsPage.tsx    |  16 +-
 offline-backend-20260512/backend/CLAUDE.md    |   1 +
 .../backend/app/gateway/app.py                | 794 +++++++++---------
 .../backend/app/gateway/routers/agents.py     | 343 ++++----
 .../app/gateway/routers/public_leaderboard.py |  97 +++
 .../backend/app/gateway/routers/skills.py     |  41 +
 .../runtime/checkpointer/async_provider.py    | 304 ++++---
 offline-backend-20260512/config.yaml          |   2 +-
 pnpm-lock.yaml                                | 246 ++++++
 26 files changed, 1877 insertions(+), 967 deletions(-)
 create mode 100644 frontend-web/src/pages/PublicLeaderboardPage.tsx
 create mode 100644 offline-backend-20260512/backend/app/gateway/routers/public_leaderboard.py
 create mode 100644 pnpm-lock.yaml

diff --git a/.gitignore b/.gitignore
index 4aebc103..de6dbc5f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,7 @@
 # Workspace/editor
 .vscode/
 frontend-web/.vscode/
-
+node_modules/
 # Claude Code local-only settings (per-user permissions, not shared)
 .claude/settings.local.json
 
@@ -84,6 +84,9 @@ offline-backend-20260512/backend/tests/*
 deploy
 .history
 
+# Cloned third-party repos (local only)
+git-clone/
+
 # Repo-root offline dependency pack (local only)
 /dist/
 
diff --git a/frontend-web/package.json b/frontend-web/package.json
index e54c5f66..c74784bd 100644
--- a/frontend-web/package.json
+++ b/frontend-web/package.json
@@ -74,6 +74,7 @@
     "hast": "^1.0.0",
     "katex": "^0.16.28",
     "lucide-react": "^0.562.0",
+    "mermaid": "11.14.0",
     "motion": "^12.26.2",
     "nanoid": "^5.1.6",
     "next-themes": "^0.4.6",
diff --git a/frontend-web/src/App.tsx b/frontend-web/src/App.tsx
index 4ca83b8e..752afc7a 100644
--- a/frontend-web/src/App.tsx
+++ b/frontend-web/src/App.tsx
@@ -19,6 +19,7 @@ import PublicScheduledTaskPage, {
   PublicScheduledTaskFullscreenPage,
 } from "./pages/PublicScheduledTaskPage";
 import PublicSharePage from "./pages/PublicSharePage";
+import PublicLeaderboardPage from "./pages/PublicLeaderboardPage";
 import PublicRoundtableSharePage from "./pages/PublicRoundtableSharePage";
 import EmbedChatPage from "./pages/EmbedChatPage";
 import { ChatRuntime } from "./pages/WorkspaceRoutes";
@@ -66,6 +67,8 @@ export function App() {
           <Route path="/landing" element={<LandingPage />} />
           {/* Public read-only conversation viewer — no authentication. */}
           <Route path="/share/:shareCode" element={<PublicSharePage />} />
+          {/* Public read-only user leaderboard publish page — no authentication. */}
+          <Route path="/public/leaderboard" element={<PublicLeaderboardPage />} />
           {/* Public read-only roundtable share — landing + full result report. */}
           <Route
             path="/roundtable-share/:shareCode"
diff --git a/frontend-web/src/components/workspace/agents/agent-card.tsx b/frontend-web/src/components/workspace/agents/agent-card.tsx
index 60be77f8..5d96b7e0 100644
--- a/frontend-web/src/components/workspace/agents/agent-card.tsx
+++ b/frontend-web/src/components/workspace/agents/agent-card.tsx
@@ -14,6 +14,7 @@ import {
   StarIcon,
   TagsIcon,
   Trash2Icon,
+  UserIcon,
 } from "lucide-react";
 import { useRouter } from "next/navigation";
 import {
@@ -497,6 +498,18 @@ export function AgentCard({ agent, layout = "card" }: AgentCardProps) {
     </>
   );
 
+  // 发布者（仅自定义/已发布的智能体显示；内置无 owner 不显示）。
+  const publisherNode =
+    !isBuiltin && agent.owner_username ? (
+      <div
+        className="text-muted-foreground flex items-center gap-1 text-xs"
+        title={`发布者：${desensitize(agent.owner_username)}`}
+      >
+        <UserIcon className="size-3 shrink-0" />
+        <span className="truncate">发布者：{desensitize(agent.owner_username)}</span>
+      </div>
+    ) : null;
+
   const skillBadgeItems = [
     ...(agent.tool_groups ?? []).map((group) => ({
       key: `tg:${group}`,
@@ -585,15 +598,15 @@ export function AgentCard({ agent, layout = "card" }: AgentCardProps) {
           <SparklesIcon className="h-3.5 w-3.5" />
         </Button>
       )}
-      <Button
-        size="icon"
-        variant="ghost"
-        className="h-8 w-8 shrink-0"
-        onClick={() => setTagPickerOpen(true)}
-        title={t.adminTags.manageTags}
-      >
-        <TagsIcon className="h-3.5 w-3.5" />
-      </Button>
+      <Button
+        size="icon"
+        variant="ghost"
+        className="h-8 w-8 shrink-0"
+        onClick={() => setTagPickerOpen(true)}
+        title={t.adminTags.manageTags}
+      >
+        <TagsIcon className="h-3.5 w-3.5" />
+      </Button>
       {isOwned && (
         <Button
           size="icon"
@@ -702,6 +715,7 @@ export function AgentCard({ agent, layout = "card" }: AgentCardProps) {
             {desensitize(agent.description)}
           </CardDescription>
         )}
+        {publisherNode && <div className="mt-2">{publisherNode}</div>}
       </CardHeader>
 
       {(agent.tags?.length ?? 0) > 0 && (
@@ -747,6 +761,7 @@ export function AgentCard({ agent, layout = "card" }: AgentCardProps) {
             {desensitize(agent.description)}
           </p>
         )}
+        {publisherNode && <div className="mt-0.5">{publisherNode}</div>}
       </div>
       <div className="flex shrink-0 items-center gap-1">
         {showActionRow && actionButtons}
@@ -934,13 +949,13 @@ export function AgentCard({ agent, layout = "card" }: AgentCardProps) {
         </DialogContent>
       </Dialog>
 
-      <TagPickerDialog
-        open={tagPickerOpen}
-        onOpenChange={setTagPickerOpen}
-        targetType="agent"
-        targetId={agent.id}
-        currentTags={agent.tags ?? []}
-      />
+      <TagPickerDialog
+        open={tagPickerOpen}
+        onOpenChange={setTagPickerOpen}
+        targetType="agent"
+        targetId={agent.id}
+        currentTags={agent.tags ?? []}
+      />
 
 
       <SkillDetailDialog
diff --git a/frontend-web/src/components/workspace/settings/appearance-settings-page.tsx b/frontend-web/src/components/workspace/settings/appearance-settings-page.tsx
index 6e530a7c..2796265f 100644
--- a/frontend-web/src/components/workspace/settings/appearance-settings-page.tsx
+++ b/frontend-web/src/components/workspace/settings/appearance-settings-page.tsx
@@ -30,6 +30,10 @@ import {
 } from "@/core/system-settings/hooks";
 import { cn } from "@/lib/utils";
 
+import PrivateSquareSettingsPage from "@/pages/PrivateSquareSettingsPage";
+import PromptPrefixSettingsPage from "@/pages/PromptPrefixSettingsPage";
+import RecommendedQuestionsPage from "@/pages/RecommendedQuestionsPage";
+
 import { SettingsSection } from "./settings-section";
 
 const languageOptions: { value: Locale; label: string }[] = [
@@ -336,6 +340,17 @@ export function AppearanceSettingsPage() {
           </div>
         )}
       </SettingsSection>
+
+      {isAdmin && (
+        <>
+          <Separator />
+          <RecommendedQuestionsPage embedded />
+          <Separator />
+          <PromptPrefixSettingsPage embedded />
+          <Separator />
+          <PrivateSquareSettingsPage embedded />
+        </>
+      )}
     </div>
   );
 }
diff --git a/frontend-web/src/components/workspace/settings/memory-settings-page.tsx b/frontend-web/src/components/workspace/settings/memory-settings-page.tsx
index 477f039e..a33e9562 100644
--- a/frontend-web/src/components/workspace/settings/memory-settings-page.tsx
+++ b/frontend-web/src/components/workspace/settings/memory-settings-page.tsx
@@ -1,6 +1,6 @@
 "use client";
 
-import { PenLineIcon, PlusIcon, SearchIcon, Trash2Icon, Heart, BookOpen, Map, Zap, Target, ShieldAlert } from "lucide-react";
+import { PenLineIcon, PlusIcon, SearchIcon, Trash2Icon, Heart, BookOpen, Map, Zap, Target, ShieldAlert, Briefcase, UserRound, Sparkles, Clock, History, Archive } from "lucide-react";
 import { useMemo, useState } from "react";
 import { toast } from "sonner";
 
@@ -458,12 +458,24 @@ const CTX_LABELS: Record<string, string> = {
   topOfMind: "当前重点",
 };
 
+const CTX_ICONS: Record<string, React.ElementType> = {
+  workContext: Briefcase,
+  personalContext: UserRound,
+  topOfMind: Sparkles,
+};
+
 const HISTORY_LABELS: Record<string, string> = {
   recentMonths: "近期",
   earlierContext: "早期背景",
   longTermBackground: "长期背景",
 };
 
+const HISTORY_ICONS: Record<string, React.ElementType> = {
+  recentMonths: Clock,
+  earlierContext: History,
+  longTermBackground: Archive,
+};
+
 const CATEGORY_LABELS: Record<string, Record<string, string>> = {
   zh: {
     preference: "偏好",
@@ -572,12 +584,15 @@ function MemoryV1View({
                             <Icon className="w-3.5 h-3.5" />
                             {categoryLabel}
                           </span>
-                          <div className="flex flex-col items-end gap-1">
-                            <span className="text-[11px] text-muted-foreground font-semibold tracking-wider">
-                              {Math.round(fact.confidence * 100)}%
+                          <div
+                            className="flex flex-col items-end gap-1"
+                            title={`置信度：系统对这条记忆准确性的把握程度，${Math.round(fact.confidence * 100)}%`}
+                          >
+                            <span className="text-[11px] text-muted-foreground font-semibold tracking-wide">
+                              置信度 {Math.round(fact.confidence * 100)}%
                             </span>
                             {/* Confidence Progress Bar */}
-                            <div className="h-1 w-12 rounded-full bg-muted overflow-hidden">
+                            <div className="h-1 w-16 rounded-full bg-muted overflow-hidden">
                               <div
                                 className="h-full rounded-full bg-primary transition-all duration-500"
                                 style={{ width: `${Math.round(fact.confidence * 100)}%` }}
@@ -611,44 +626,77 @@ function MemoryV1View({
         </TabsContent>
 
         {/* 用户画像 & 历史摘要 Tab */}
-        <TabsContent value="profile" className="mt-3 space-y-4">
+        <TabsContent value="profile" className="mt-3 space-y-5">
           {/* 用户画像 (userContext) */}
-          <div className="rounded-lg border p-4 space-y-2 dark:border-[#213D5E] dark:bg-[#022248]">
-            <h3 className="text-base font-medium">用户画像</h3>
+          <section className="rounded-xl border border-border/60 bg-card/40 p-4 space-y-3 dark:border-[#213D5E] dark:bg-[#022248]/50">
+            <div className="flex items-center gap-2">
+              <span className="inline-flex h-7 w-7 items-center justify-center rounded-lg bg-primary/10 text-primary dark:bg-primary/20">
+                <UserRound className="h-4 w-4" />
+              </span>
+              <h3 className="text-base font-semibold">用户画像</h3>
+            </div>
             {ctxEntries.length === 0 ? (
-              <p className="text-sm text-muted-foreground">暂无画像信息，对话后系统会自动归纳。</p>
+              <p className="rounded-lg border border-dashed p-3 text-sm text-muted-foreground dark:border-[#213D5E]">
+                暂无画像信息，对话后系统会自动归纳。
+              </p>
             ) : (
-              <dl className="space-y-2">
-                {ctxEntries.map(([key, value]) => (
-                  <div key={key} className="text-sm">
-                    <dt className="font-medium text-muted-foreground mb-0.5">
-                      {CTX_LABELS[key] ?? key}
-                    </dt>
-                    <dd className="whitespace-pre-wrap [overflow-wrap:anywhere]">{desensitize(value)}</dd>
-                  </div>
-                ))}
-              </dl>
+              <div className="grid grid-cols-1 gap-3 sm:grid-cols-2">
+                {ctxEntries.map(([key, value]) => {
+                  const Icon = CTX_ICONS[key] ?? UserRound;
+                  return (
+                    <div
+                      key={key}
+                      className="group rounded-lg border border-border/50 bg-gradient-to-br from-card to-card/40 p-3.5 shadow-sm transition-all hover:border-primary/30 hover:shadow-md dark:border-[#213D5E]/60 dark:from-[#022248]/40 dark:to-[#022248]/10"
+                    >
+                      <div className="mb-1.5 flex items-center gap-1.5 text-xs font-semibold uppercase tracking-wide text-muted-foreground">
+                        <Icon className="h-3.5 w-3.5 text-primary/80" />
+                        {CTX_LABELS[key] ?? key}
+                      </div>
+                      <p className="whitespace-pre-wrap text-sm leading-relaxed text-foreground/90 [overflow-wrap:anywhere]">
+                        {desensitize(value)}
+                      </p>
+                    </div>
+                  );
+                })}
+              </div>
             )}
-          </div>
+          </section>
 
           {/* 历史摘要 (history) */}
-          <div className="rounded-lg border p-4 space-y-2 dark:border-[#213D5E] dark:bg-[#022248]">
-            <h3 className="text-base font-medium">历史摘要</h3>
+          <section className="rounded-xl border border-border/60 bg-card/40 p-4 space-y-3 dark:border-[#213D5E] dark:bg-[#022248]/50">
+            <div className="flex items-center gap-2">
+              <span className="inline-flex h-7 w-7 items-center justify-center rounded-lg bg-primary/10 text-primary dark:bg-primary/20">
+                <History className="h-4 w-4" />
+              </span>
+              <h3 className="text-base font-semibold">历史摘要</h3>
+            </div>
             {historyEntries.length === 0 ? (
-              <p className="text-sm text-muted-foreground">暂无历史摘要。</p>
+              <p className="rounded-lg border border-dashed p-3 text-sm text-muted-foreground dark:border-[#213D5E]">
+                暂无历史摘要。
+              </p>
             ) : (
-              <dl className="space-y-2">
-                {historyEntries.map(([key, value]) => (
-                  <div key={key} className="text-sm">
-                    <dt className="font-medium text-muted-foreground mb-0.5">
-                      {HISTORY_LABELS[key] ?? key}
-                    </dt>
-                    <dd className="whitespace-pre-wrap [overflow-wrap:anywhere]">{desensitize(value)}</dd>
-                  </div>
-                ))}
-              </dl>
+              <div className="space-y-3">
+                {historyEntries.map(([key, value]) => {
+                  const Icon = HISTORY_ICONS[key] ?? History;
+                  return (
+                    <div
+                      key={key}
+                      className="relative rounded-lg border border-border/50 bg-card/60 p-3.5 pl-4 shadow-sm transition-all hover:border-primary/30 hover:shadow-md dark:border-[#213D5E]/60 dark:bg-[#022248]/30"
+                    >
+                      <span className="absolute inset-y-2 left-0 w-1 rounded-full bg-primary/30" />
+                      <div className="mb-1.5 flex items-center gap-1.5 text-xs font-semibold text-muted-foreground">
+                        <Icon className="h-3.5 w-3.5 text-primary/80" />
+                        {HISTORY_LABELS[key] ?? key}
+                      </div>
+                      <p className="whitespace-pre-wrap text-sm leading-relaxed text-foreground/90 [overflow-wrap:anywhere]">
+                        {desensitize(value)}
+                      </p>
+                    </div>
+                  );
+                })}
+              </div>
             )}
-          </div>
+          </section>
         </TabsContent>
       </Tabs>
     </div>
diff --git a/frontend-web/src/components/workspace/settings/skill-settings-page.tsx b/frontend-web/src/components/workspace/settings/skill-settings-page.tsx
index afd3cfc3..43f9b7d5 100644
--- a/frontend-web/src/components/workspace/settings/skill-settings-page.tsx
+++ b/frontend-web/src/components/workspace/settings/skill-settings-page.tsx
@@ -22,6 +22,7 @@ import {
   Trash2Icon,
   TrendingUpIcon,
   Upload,
+  UserIcon,
 } from "lucide-react";
 import { useRouter } from "next/navigation";
 import { useCallback, useEffect, useMemo, useRef, useState } from "react";
@@ -631,6 +632,12 @@ export function SkillRow({
 
   const metaNodes = (
     <>
+      {!isBuiltin && skill.owner_username && (
+        <div className="text-muted-foreground mt-1 flex items-center gap-1 text-xs">
+          <UserIcon className="size-3" />
+          发布者：{desensitize(skill.owner_username)}
+        </div>
+      )}
       {skill.use_count !== undefined && (
         <div className="text-muted-foreground mt-1 text-xs">
           {skill.use_count > 0
@@ -649,15 +656,15 @@ export function SkillRow({
 
   const actionButtons = (
     <>
-      <Button
-        size="icon"
-        variant="ghost"
-        className="h-8 w-8 shrink-0"
-        onClick={() => setTagPickerOpen(true)}
-        title={t.adminTags.manageTags}
-      >
-        <TagsIcon className="size-3.5" />
-      </Button>
+      <Button
+        size="icon"
+        variant="ghost"
+        className="h-8 w-8 shrink-0"
+        onClick={() => setTagPickerOpen(true)}
+        title={t.adminTags.manageTags}
+      >
+        <TagsIcon className="size-3.5" />
+      </Button>
       {canManage && (
         <Button
           size="icon"
@@ -842,13 +849,13 @@ export function SkillRow({
           </DialogFooter>
         </DialogContent>
       </Dialog>
-      <TagPickerDialog
-        open={tagPickerOpen}
-        onOpenChange={setTagPickerOpen}
-        targetType="skill"
-        targetId={skill.name}
-        currentTags={skill.tags ?? []}
-      />
+      <TagPickerDialog
+        open={tagPickerOpen}
+        onOpenChange={setTagPickerOpen}
+        targetType="skill"
+        targetId={skill.name}
+        currentTags={skill.tags ?? []}
+      />
       <SkillDetailDialog
         skillName={skill.name}
         open={detailOpen}
diff --git a/frontend-web/src/components/workspace/skills/skill-detail-dialog.tsx b/frontend-web/src/components/workspace/skills/skill-detail-dialog.tsx
index 94148451..c9dac6e0 100644
--- a/frontend-web/src/components/workspace/skills/skill-detail-dialog.tsx
+++ b/frontend-web/src/components/workspace/skills/skill-detail-dialog.tsx
@@ -109,13 +109,20 @@ export function SkillDetailDialog({
 
   const canManage = useMemo(() => canManageSkill(skill), [skill]);
   const isOwner = useMemo(() => isSkillOwner(skill), [skill]);
+  // Admins may browse any skill's files (the backend authorizes this); owners
+  // may browse their own custom skill. Edit-ability is decided separately by
+  // the backend's `filesData.editable` flag.
+  const canViewFiles = useMemo(() => {
+    if (!skill) return false;
+    return isOwner || getStoredAuth()?.system_role === "admin";
+  }, [skill, isOwner]);
   const {
     data: contentData,
     isLoading: isContentLoading,
     error: contentError,
   } = useSkillContent(open ? skillName : null);
 
-  const filesEnabled = open && isOwner && activeTab === "files";
+  const filesEnabled = open && canViewFiles && activeTab === "files";
   const {
     data: filesData,
     isLoading: isFilesLoading,
@@ -227,7 +234,7 @@ export function SkillDetailDialog({
                   展示适配
                 </TabsTrigger>
               )}
-              {isOwner && (
+              {canViewFiles && (
                 <TabsTrigger value="files" className="text-xs">
                   <FilesIcon className="mr-1 size-3.5" />
                   {tx.filesSectionTitle}
@@ -349,7 +356,7 @@ export function SkillDetailDialog({
             </TabsContent>
           )}
 
-          {isOwner && (
+          {canViewFiles && (
             <TabsContent
               value="files"
               className="m-0 min-h-0 flex-1 overscroll-contain px-6 py-4 data-[state=inactive]:hidden"
diff --git a/frontend-web/src/components/workspace/workspace-nav-menu.tsx b/frontend-web/src/components/workspace/workspace-nav-menu.tsx
index 265f58cc..73cf8a72 100644
--- a/frontend-web/src/components/workspace/workspace-nav-menu.tsx
+++ b/frontend-web/src/components/workspace/workspace-nav-menu.tsx
@@ -9,16 +9,12 @@ import {
   DatabaseZapIcon,
   GaugeIcon,
   HistoryIcon,
-  MessageSquareCodeIcon,
-  MessageSquarePlusIcon,
   ScrollTextIcon,
   Settings2Icon,
   SettingsIcon,
-  ShieldCheckIcon,
   SparklesIcon,
   TagsIcon,
   TrophyIcon,
-  UsersIcon,
 } from "lucide-react";
 import { useEffect, useState } from "react";
 
@@ -149,36 +145,6 @@ export function WorkspaceNavMenu() {
                     <Settings2Icon />
                     {t.common.settings}
                   </DropdownMenuItem>
-                  {isAdmin && (
-                    <DropdownMenuItem
-                      onClick={() =>
-                        navigate("/page/workspace/settings/recommended-questions")
-                      }
-                    >
-                      <MessageSquarePlusIcon />
-                      推荐问题配置
-                    </DropdownMenuItem>
-                  )}
-                  {isAdmin && (
-                    <DropdownMenuItem
-                      onClick={() =>
-                        navigate("/page/workspace/settings/prompt-prefix")
-                      }
-                    >
-                      <MessageSquareCodeIcon />
-                      问答前缀配置
-                    </DropdownMenuItem>
-                  )}
-                  {isAdmin && (
-                    <DropdownMenuItem
-                      onClick={() =>
-                        navigate("/page/workspace/settings/private-square")
-                      }
-                    >
-                      <ShieldCheckIcon />
-                      私密广场配置
-                    </DropdownMenuItem>
-                  )}
                   {isAdmin && (
                     <DropdownMenuItem
                       onClick={() =>
@@ -199,14 +165,6 @@ export function WorkspaceNavMenu() {
                       Checkpoint 迁移
                     </DropdownMenuItem>
                   )}
-                  {isAdmin && (
-                    <DropdownMenuItem
-                      onClick={() => navigate("/page/workspace/admin")}
-                    >
-                      <UsersIcon />
-                      用户中心
-                    </DropdownMenuItem>
-                  )}
                   {isAdmin && (
                     <DropdownMenuItem
                       onClick={() =>
diff --git a/frontend-web/src/core/agents/types.ts b/frontend-web/src/core/agents/types.ts
index 3919659a..21b4ceb7 100644
--- a/frontend-web/src/core/agents/types.ts
+++ b/frontend-web/src/core/agents/types.ts
@@ -1,10 +1,12 @@
 import type { Tag } from "@/core/tags";
 
-export interface Agent {
+export interface Agent {
   id: string;
   name: string;
   description: string;
   user_id: string | null;
+  /** Publisher username (email local part); null for built-in agents. */
+  owner_username?: string | null;
   published: boolean;
   is_private: boolean;
   builtin: boolean;
@@ -17,15 +19,15 @@ export interface Agent {
   tags?: Tag[];
   featured_order?: number | null;
   /** Whether the current user has favorited (收藏) this agent. */
-  is_favorite?: boolean;
-  is_pinned?: boolean;
-}
-
-export type AgentSort = "time_desc" | "time_asc" | "updated_desc" | "updated_asc" | "name_asc" | "name_desc";
-
-export interface AgentSelectorResponse {
-  agents: Agent[];
-}
+  is_favorite?: boolean;
+  is_pinned?: boolean;
+}
+
+export type AgentSort = "time_desc" | "time_asc" | "updated_desc" | "updated_asc" | "name_asc" | "name_desc";
+
+export interface AgentSelectorResponse {
+  agents: Agent[];
+}
 
 /** Pagination envelope returned by the server-side paginated agent listings. */
 export interface PaginatedAgents {
diff --git a/frontend-web/src/core/page-layout/sidebar-menu.ts b/frontend-web/src/core/page-layout/sidebar-menu.ts
index a3c0dffd..0f1782c2 100644
--- a/frontend-web/src/core/page-layout/sidebar-menu.ts
+++ b/frontend-web/src/core/page-layout/sidebar-menu.ts
@@ -27,12 +27,10 @@ import {
   ListChecks,
   ListTodo,
   MessageSquareCode,
-  MessageSquarePlus,
   Network,
   NotebookPen,
   Plus,
   Settings,
-  ShieldCheck,
   Sparkles,
   Target,
   Trophy,
@@ -216,27 +214,6 @@ export const sidebarMenuItems: MenuItem[] = [
         icon: ListChecks,
         path: "/page/strategy/scheduled/tasks",
       },
-      {
-        id: "mgmt-recommended-questions",
-        label: "推荐问题配置",
-        icon: MessageSquarePlus,
-        path: "/page/strategy/settings/recommended-questions",
-        adminOnly: true,
-      },
-      {
-        id: "mgmt-prompt-prefix",
-        label: "问答前缀配置",
-        icon: MessageSquareCode,
-        path: "/page/strategy/settings/prompt-prefix",
-        adminOnly: true,
-      },
-      {
-        id: "mgmt-private-square",
-        label: "私密广场配置",
-        icon: ShieldCheck,
-        path: "/page/strategy/settings/private-square",
-        adminOnly: true,
-      },
       {
         id: "mgmt-llm-metrics",
         label: "大模型调用统计",
diff --git a/frontend-web/src/core/skills/type.ts b/frontend-web/src/core/skills/type.ts
index 7a13322c..796e1fe7 100644
--- a/frontend-web/src/core/skills/type.ts
+++ b/frontend-web/src/core/skills/type.ts
@@ -49,6 +49,9 @@ export interface Skill {
   // Multitenancy fields — owner_user_id is null for built-in / public skills.
   // ``builtin`` mirrors that nullness for explicit branching on the UI side.
   owner_user_id?: string | null;
+  // Publisher username (email local part) resolved from owner_user_id by the
+  // backend. Null for built-in / public skills with no human owner.
+  owner_username?: string | null;
   published?: boolean;
   builtin?: boolean;
   // Long-form detail/introduction authored by the skill owner or an admin.
diff --git a/frontend-web/src/pages/AdminUserLeaderboardPage.tsx b/frontend-web/src/pages/AdminUserLeaderboardPage.tsx
index 0122e7b2..0da4cdcc 100644
--- a/frontend-web/src/pages/AdminUserLeaderboardPage.tsx
+++ b/frontend-web/src/pages/AdminUserLeaderboardPage.tsx
@@ -9,6 +9,7 @@ import {
   Bot,
   CalendarDays,
   Crown,
+  ExternalLink,
   FileDown,
   Gauge,
   Layers3,
@@ -68,10 +69,10 @@ const LEADERBOARD_PAGE_SIZE = 20;
 
 const accentClasses: Record<LeaderboardAccent, { soft: string; text: string; bar: string; border: string }> = {
   crimson: {
-    soft: "bg-[#FFF1F1] dark:bg-[#C1121F]/15",
-    text: "text-[#C1121F] dark:text-[#F2B8BB]",
-    bar: "bg-[#C1121F]",
-    border: "border-[#F1D6D6] dark:border-[#462123]",
+    soft: "bg-[#FFF1F1] dark:bg-[#2563EB]/15",
+    text: "text-[#C1121F] dark:text-[#7FACF2]",
+    bar: "bg-[#C1121F] dark:bg-[#2563EB]",
+    border: "border-[#F1D6D6] dark:border-[#213D5E]",
   },
   rose: {
     soft: "bg-[#FFF1F2] dark:bg-rose-400/15",
@@ -284,7 +285,7 @@ function StatCard({
 }) {
   const color = accentClasses[accent];
   return (
-    <div className={cn("rounded-lg border bg-white p-4 shadow-sm dark:bg-[#230D0F]", color.border)}>
+    <div className={cn("rounded-lg border bg-white p-4 shadow-sm dark:bg-[#02244C]", color.border)}>
       <div className="flex items-center justify-between gap-3">
         <span className="text-sm text-[#5F6368] dark:text-slate-300">{label}</span>
         <span className={cn("flex size-8 items-center justify-center rounded-md", color.soft, color.text)}>
@@ -337,13 +338,13 @@ function InsightStrip({ overview }: { overview: AdminLeaderboardOverview }) {
   return (
     <section className="grid gap-3 md:grid-cols-5">
       {items.map((item) => (
-        <div key={item.label} className="rounded-lg border border-[#F1D6D6] bg-white p-3 shadow-sm dark:border-[#462123] dark:bg-[#230D0F]" title={item.description}>
-          <div className="text-xs font-medium text-[#7A5A5A] dark:text-[#D8B8B8]">{item.label}</div>
+        <div key={item.label} className="rounded-lg border border-[#F1D6D6] bg-white p-3 shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]" title={item.description}>
+          <div className="text-xs font-medium text-[#7A5A5A] dark:text-[#7FACF2]">{item.label}</div>
           <div className="mt-1 text-xl font-semibold tabular-nums text-[#231815] dark:text-white">
             {Number(item.value).toFixed(item.unit === "%" || String(item.value).includes(".") ? 1 : 0)}
-            <span className="ml-1 text-xs font-normal text-[#8B6B6B]">{item.unit}</span>
+            <span className="ml-1 text-xs font-normal text-[#8B6B6B] dark:text-[#7FACF2]">{item.unit}</span>
           </div>
-          <p className="mt-2 line-clamp-2 text-[11px] leading-4 text-[#8B6B6B] dark:text-[#D8B8B8]">{item.description}</p>
+          <p className="mt-2 line-clamp-2 text-[11px] leading-4 text-[#8B6B6B] dark:text-[#7FACF2]">{item.description}</p>
         </div>
       ))}
     </section>
@@ -365,14 +366,14 @@ function GroupComparison({
   const groups = buildGroupStats(users, rules);
 
   return (
-    <section className="rounded-lg border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#462123] dark:bg-[#230D0F]">
+    <section className="rounded-lg border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
       <div className="mb-4 flex flex-wrap items-start justify-between gap-3">
         <div>
           <div className="flex items-center gap-2 font-semibold text-[#231815] dark:text-white">
-            <Users className="size-4 text-[#C1121F]" />
+            <Users className="size-4 text-[#C1121F] dark:text-[#7FACF2]" />
             分组统计
           </div>
-          <p className="mt-1 text-sm text-[#7A5A5A] dark:text-[#D8B8B8]">
+          <p className="mt-1 text-sm text-[#7A5A5A] dark:text-[#7FACF2]">
             输入账号前缀或关键字，用逗号分隔，例如 zero,two；未命中的用户归入其他。
           </p>
         </div>
@@ -380,12 +381,12 @@ function GroupComparison({
           value={rulesText}
           onChange={(event) => onRulesChange(event.target.value)}
           placeholder="zero,two"
-          className="h-9 w-72 border-[#F1D6D6] bg-white dark:bg-[#19090A]"
+          className="h-9 w-72 border-[#F1D6D6] bg-white dark:bg-[#011226]"
         />
       </div>
       <div className="grid gap-3 xl:grid-cols-3">
         {groups.map((group) => (
-          <div key={group.name} className="rounded-lg border border-[#F1D6D6] bg-[#FFF7F7] p-3 dark:border-[#462123] dark:bg-[#19090A]">
+          <div key={group.name} className="rounded-lg border border-[#F1D6D6] bg-[#FFF7F7] p-3 dark:border-[#213D5E] dark:bg-[#011226]">
             <div className="mb-3 flex items-center justify-between gap-2">
               <div className="font-semibold text-[#231815] dark:text-white">{group.name}</div>
               <Badge variant="outline">{group.userCount} 人</Badge>
@@ -402,9 +403,9 @@ function GroupComparison({
                   key={user.user_id}
                   type="button"
                   onClick={() => onSelectUser(user)}
-                  className="grid w-full grid-cols-[24px_minmax(0,1fr)_64px] items-center gap-2 rounded-md px-2 py-1.5 text-left text-xs hover:bg-white dark:hover:bg-[#230D0F]"
+                  className="grid w-full grid-cols-[24px_minmax(0,1fr)_64px] items-center gap-2 rounded-md px-2 py-1.5 text-left text-xs hover:bg-white dark:hover:bg-[#02244C]"
                 >
-                  <span className="font-semibold text-[#C1121F]">{index + 1}</span>
+                  <span className="font-semibold text-[#C1121F] dark:text-[#7FACF2]">{index + 1}</span>
                   <span className="truncate">{user.email || user.user_id}</span>
                   <span className="text-right tabular-nums">{fmtNumber(userScore(user, "activity"))}</span>
                 </button>
@@ -438,8 +439,8 @@ function PodiumCard({
 
   if (!user) {
     return (
-      <div className="flex min-h-40 flex-col justify-between rounded-lg border border-dashed border-[#DADCE0] bg-white/70 p-4 dark:border-[#462123] dark:bg-[#230D0F]/70">
-        <div className="text-sm text-[#5F6368]">第 {rank} 名</div>
+      <div className="flex min-h-40 flex-col justify-between rounded-lg border border-dashed border-[#DADCE0] bg-white/70 p-4 dark:border-[#213D5E] dark:bg-[#02244C]/70">
+        <div className="text-sm text-[#5F6368] dark:text-slate-400">第 {rank} 名</div>
         <div className="text-sm text-[#80868B]">暂无数据</div>
       </div>
     );
@@ -450,8 +451,8 @@ function PodiumCard({
       type="button"
       onClick={() => onSelect(user)}
       className={cn(
-        "flex min-h-40 flex-col justify-between rounded-lg border bg-white p-4 text-left shadow-sm transition hover:-translate-y-0.5 hover:shadow-md dark:bg-[#230D0F]",
-        active ? "border-[#C1121F] ring-2 ring-[#F1D6D6] dark:border-[#F2B8BB] dark:ring-[#C1121F]/20" : "border-[#DADCE0] dark:border-[#462123]",
+        "flex min-h-40 flex-col justify-between rounded-lg border bg-white p-4 text-left shadow-sm transition hover:-translate-y-0.5 hover:shadow-md dark:bg-[#02244C]",
+        active ? "border-[#C1121F] dark:border-[#2563EB] ring-2 ring-[#F1D6D6] dark:border-[#7FACF2] dark:ring-[#2563EB]/20" : "border-[#DADCE0] dark:border-[#213D5E]",
       )}
     >
       <div className="flex items-start justify-between gap-3">
@@ -462,11 +463,11 @@ function PodiumCard({
         {user.system_role === "admin" && <Badge variant="outline">管理员</Badge>}
       </div>
       <div>
-        <div className="mb-3 flex size-11 items-center justify-center rounded-lg bg-[#C1121F] text-base font-semibold text-white shadow-sm">
+        <div className="mb-3 flex size-11 items-center justify-center rounded-lg bg-[#C1121F] dark:bg-[#2563EB] text-base font-semibold text-white shadow-sm">
           {initials(user)}
         </div>
         <div className="truncate font-semibold text-[#202124] dark:text-white">{user.email || user.user_id}</div>
-        <div className="mt-1 text-sm font-medium text-[#C1121F] dark:text-[#F2B8BB]">{scoreLabel(user, tab)}</div>
+        <div className="mt-1 text-sm font-medium text-[#C1121F] dark:text-[#7FACF2]">{scoreLabel(user, tab)}</div>
         <div className="mt-2 flex flex-wrap gap-x-3 gap-y-1 text-xs text-[#5F6368] dark:text-slate-400">
           <span>运行 {fmtNumber(user.run_count)}</span>
           <span>问答 {fmtNumber(user.qa_count)}</span>
@@ -482,15 +483,15 @@ function TrendBars({ points, compact = false }: { points: AdminLeaderboardTrendP
   const [metric, setMetric] = useState<"all" | TrendMetric>("all");
   const chartId = useId().replace(/:/g, "");
   if (points.length === 0) {
-    return <div className="flex h-56 items-center justify-center text-sm text-[#5F6368]">暂无趋势数据</div>;
+    return <div className="flex h-56 items-center justify-center text-sm text-[#5F6368] dark:text-slate-400">暂无趋势数据</div>;
   }
 
   const visible = points.slice(-32);
   const series = [
-    { key: "runs", label: "运行", color: "#C1121F", soft: "bg-[#FFF1F1] text-[#C1121F]", description: "每天发起的运行次数" },
-    { key: "questions", label: "问答", color: "#0F766E", soft: "bg-[#ECFDF5] text-[#0F766E]", description: "每天产生的有效提问次数" },
-    { key: "users", label: "活跃", color: "#B45309", soft: "bg-[#FFFBEB] text-[#B45309]", description: "每天有行为的用户数量" },
-    { key: "tokens", label: "Token", color: "#7C3AED", soft: "bg-[#F5F3FF] text-[#7C3AED]", description: "每天模型输入输出 Token 总量" },
+    { key: "runs", label: "运行", color: "#C1121F", soft: "bg-[#FFF1F1] text-[#C1121F] dark:text-[#7FACF2] dark:bg-[#2563EB]/15 dark:text-[#7FACF2]", description: "每天发起的运行次数" },
+    { key: "questions", label: "问答", color: "#0F766E", soft: "bg-[#ECFDF5] text-[#0F766E] dark:bg-teal-300/15 dark:text-teal-100", description: "每天产生的有效提问次数" },
+    { key: "users", label: "活跃", color: "#B45309", soft: "bg-[#FFFBEB] text-[#B45309] dark:bg-amber-300/15 dark:text-amber-100", description: "每天有行为的用户数量" },
+    { key: "tokens", label: "Token", color: "#7C3AED", soft: "bg-[#F5F3FF] text-[#7C3AED] dark:bg-violet-300/15 dark:text-violet-100", description: "每天模型输入输出 Token 总量" },
   ] as const;
   const activeMetric: TrendMetric = metric === "all" ? "runs" : metric;
   const activeSeries = series.find((item) => item.key === activeMetric) ?? series[0];
@@ -533,15 +534,15 @@ function TrendBars({ points, compact = false }: { points: AdminLeaderboardTrendP
             "min-w-0 rounded-lg border px-3 py-2 text-left transition hover:-translate-y-0.5 hover:shadow-sm",
             large && "px-4 py-3",
             metric === "all"
-              ? "border-[#C1121F] bg-[#FFF1F1] shadow-sm dark:border-[#F2B8BB]/40 dark:bg-[#3A1215]"
-              : "border-[#F1D6D6] bg-white dark:border-[#462123] dark:bg-[#230D0F]",
+              ? "border-[#C1121F] dark:border-[#2563EB] bg-[#FFF1F1] shadow-sm dark:border-[#7FACF2]/40 dark:bg-[#0D2D54]"
+              : "border-[#F1D6D6] bg-white dark:border-[#213D5E] dark:bg-[#02244C]",
           )}
         >
-          <span className="inline-flex rounded-full bg-[#FFF1F1] px-2 py-0.5 text-xs font-medium text-[#C1121F]">全部趋势</span>
+          <span className="inline-flex rounded-full bg-[#FFF1F1] px-2 py-0.5 text-xs font-medium text-[#C1121F] dark:text-[#7FACF2] dark:bg-[#2563EB]/15 dark:text-[#7FACF2]">全部趋势</span>
           <span className={cn("mt-2 block font-semibold tabular-nums text-[#231815] dark:text-white", large ? "text-2xl" : "text-lg")}>
             {fmtNumber(visible.reduce((sum, point) => sum + point.runs + point.questions + point.users, 0))}
           </span>
-          {large && <span className="mt-1 block truncate text-xs text-[#8B6B6B] dark:text-[#D8B8B8]">同时显示运行、问答、活跃与 Token</span>}
+          {large && <span className="mt-1 block truncate text-xs text-[#8B6B6B] dark:text-[#7FACF2]">同时显示运行、问答、活跃与 Token</span>}
         </button>
       )}
       {series.map((item) => (
@@ -553,8 +554,8 @@ function TrendBars({ points, compact = false }: { points: AdminLeaderboardTrendP
             "min-w-0 rounded-lg border px-3 py-2 text-left transition hover:-translate-y-0.5 hover:shadow-sm",
             large && "px-4 py-3",
             metric === item.key
-              ? "border-[#C1121F] bg-[#FFF1F1] shadow-sm dark:border-[#F2B8BB]/40 dark:bg-[#3A1215]"
-              : "border-[#F1D6D6] bg-white dark:border-[#462123] dark:bg-[#230D0F]",
+              ? "border-[#C1121F] dark:border-[#2563EB] bg-[#FFF1F1] shadow-sm dark:border-[#7FACF2]/40 dark:bg-[#0D2D54]"
+              : "border-[#F1D6D6] bg-white dark:border-[#213D5E] dark:bg-[#02244C]",
           )}
           title={item.description}
         >
@@ -562,7 +563,7 @@ function TrendBars({ points, compact = false }: { points: AdminLeaderboardTrendP
           <span className={cn("mt-2 block truncate font-semibold tabular-nums text-[#111827] dark:text-white", large ? "text-2xl" : compact ? "text-base" : "text-lg")}>
             {fmtNumber(totalFor(item.key))}
           </span>
-          {(large || compact) && <span className="mt-1 block truncate text-[11px] text-[#8B6B6B] dark:text-[#D8B8B8]">{item.description}</span>}
+          {(large || compact) && <span className="mt-1 block truncate text-[11px] text-[#8B6B6B] dark:text-[#7FACF2]">{item.description}</span>}
         </button>
       ))}
     </div>
@@ -583,15 +584,15 @@ function TrendBars({ points, compact = false }: { points: AdminLeaderboardTrendP
         </DialogHeader>
         <div className="shrink-0">{metricCards({ includeAll: true, large: true })}</div>
         <div className="grid min-h-0 flex-1 gap-3 lg:grid-cols-[260px_minmax(0,1fr)]">
-          <div className="rounded-lg border border-[#F1D6D6] bg-white p-4 dark:border-[#462123] dark:bg-[#230D0F]">
-            <div className="text-xs text-[#7A5A5A] dark:text-[#D8B8B8]">当前查看</div>
+          <div className="rounded-lg border border-[#F1D6D6] bg-white p-4 dark:border-[#213D5E] dark:bg-[#02244C]">
+            <div className="text-xs text-[#7A5A5A] dark:text-[#7FACF2]">当前查看</div>
             <div className="mt-2 text-2xl font-semibold text-[#111827] dark:text-white">{metric === "all" ? "全部指标" : activeSeries.label}</div>
-            <div className="mt-5 text-xs text-[#7A5A5A] dark:text-[#D8B8B8]">最新 {metric === "all" ? "运行" : activeSeries.label}</div>
+            <div className="mt-5 text-xs text-[#7A5A5A] dark:text-[#7FACF2]">最新 {metric === "all" ? "运行" : activeSeries.label}</div>
             <div className="mt-2 text-4xl font-semibold tabular-nums text-[#111827] dark:text-white">{fmtNumber(latestValue)}</div>
-            <div className={cn("mt-3 text-sm", delta >= 0 ? "text-[#C1121F]" : "text-[#7F1D1D] dark:text-[#FCA5A5]")}>
+            <div className={cn("mt-3 text-sm", delta >= 0 ? "text-[#C1121F] dark:text-[#7FACF2]" : "text-[#7F1D1D] dark:text-[#FCA5A5]")}>
               较上一日 {delta >= 0 ? "+" : ""}{fmtNumber(delta)}
             </div>
-            <div className="mt-5 text-xs text-[#7A5A5A] dark:text-[#D8B8B8]">
+            <div className="mt-5 text-xs text-[#7A5A5A] dark:text-[#7FACF2]">
               峰值 {peak.date} / {fmtNumber(Number(peak[activeMetric] ?? 0))}
             </div>
           </div>
@@ -679,7 +680,7 @@ function TrendBars({ points, compact = false }: { points: AdminLeaderboardTrendP
     return (
       <div className="min-w-0 space-y-3">
         {metricCards({ includeAll: false })}
-        <div className="flex flex-wrap items-center justify-between gap-2 text-xs text-[#7A5A5A] dark:text-[#D8B8B8]">
+        <div className="flex flex-wrap items-center justify-between gap-2 text-xs text-[#7A5A5A] dark:text-[#7FACF2]">
           <span>每个点代表 1 天；当前显示 {metric === "all" ? "全部指标" : activeSeries.label}，覆盖 {activeDays} 个活跃日。</span>
           {analysisDialog(
             "个人使用趋势",
@@ -693,7 +694,7 @@ function TrendBars({ points, compact = false }: { points: AdminLeaderboardTrendP
 
   return (
     <div className="space-y-4">
-      <p className="text-xs leading-5 text-[#7A5A5A] dark:text-[#D8B8B8]">
+      <p className="text-xs leading-5 text-[#7A5A5A] dark:text-[#7FACF2]">
         每个折线点代表一天；点击指标卡可单独查看运行、问答、活跃或 Token，全部趋势会同时展示四条多色折线。
       </p>
       <div className="flex flex-wrap items-center justify-between gap-3">
@@ -704,13 +705,13 @@ function TrendBars({ points, compact = false }: { points: AdminLeaderboardTrendP
         )}
       </div>
       <div className="grid gap-3 lg:grid-cols-[220px_minmax(0,1fr)]">
-        <div className="rounded-xl border border-[#F1D6D6] bg-white p-4 dark:border-[#462123] dark:bg-[#230D0F]">
-          <div className="text-xs text-[#7A5A5A] dark:text-[#D8B8B8]">最新 {metric === "all" ? "运行" : activeSeries.label}</div>
+        <div className="rounded-xl border border-[#F1D6D6] bg-white p-4 dark:border-[#213D5E] dark:bg-[#02244C]">
+          <div className="text-xs text-[#7A5A5A] dark:text-[#7FACF2]">最新 {metric === "all" ? "运行" : activeSeries.label}</div>
           <div className="mt-2 text-3xl font-semibold tabular-nums text-[#111827] dark:text-white">{fmtNumber(latestValue)}</div>
-          <div className={cn("mt-2 text-sm", delta >= 0 ? "text-[#C1121F]" : "text-[#7F1D1D] dark:text-[#FCA5A5]")}>
+          <div className={cn("mt-2 text-sm", delta >= 0 ? "text-[#C1121F] dark:text-[#7FACF2]" : "text-[#7F1D1D] dark:text-[#FCA5A5]")}>
             较上一日 {delta >= 0 ? "+" : ""}{fmtNumber(delta)}
           </div>
-          <div className="mt-3 text-xs text-[#7A5A5A] dark:text-[#D8B8B8]">
+          <div className="mt-3 text-xs text-[#7A5A5A] dark:text-[#7FACF2]">
             峰值 {peak.date.slice(5)} / {fmtNumber(Number(peak[activeMetric] ?? 0))}
           </div>
         </div>
@@ -735,11 +736,11 @@ function UserTable({
 }) {
   const max = Math.max(1, ...users.map((user) => userScore(user, tab)));
   if (users.length === 0) {
-    return <div className="py-14 text-center text-sm text-[#5F6368]">暂无用户统计</div>;
+    return <div className="py-14 text-center text-sm text-[#5F6368] dark:text-slate-400">暂无用户统计</div>;
   }
 
   return (
-    <div className="overflow-hidden rounded-lg border border-[#F1D6D6] bg-white dark:border-[#462123] dark:bg-[#230D0F]">
+    <div className="overflow-hidden rounded-lg border border-[#F1D6D6] bg-white dark:border-[#213D5E] dark:bg-[#02244C]">
       {users.map((user, index) => {
         const score = userScore(user, tab);
         return (
@@ -748,11 +749,11 @@ function UserTable({
             type="button"
             onClick={() => onSelect(user)}
             className={cn(
-              "grid w-full grid-cols-[44px_minmax(0,1fr)_minmax(160px,240px)_120px] items-center gap-4 border-b border-[#F1D6D6] px-4 py-3 text-left last:border-b-0 hover:bg-[#FFF7F7] dark:border-[#462123] dark:hover:bg-[#19090A]",
-              selectedUserId === user.user_id && "bg-[#FFF1F1] dark:bg-[#C1121F]/10",
+              "grid w-full grid-cols-[44px_minmax(0,1fr)_minmax(160px,240px)_120px] items-center gap-4 border-b border-[#F1D6D6] px-4 py-3 text-left last:border-b-0 hover:bg-[#FFF7F7] dark:border-[#213D5E] dark:hover:bg-[#011226]",
+              selectedUserId === user.user_id && "bg-[#FFF1F1] dark:bg-[#2563EB]/10",
             )}
           >
-            <div className="flex size-8 items-center justify-center rounded-md bg-[#FFF1F1] text-sm font-semibold text-[#C1121F] dark:bg-[#3A1215] dark:text-[#F2B8BB]">
+            <div className="flex size-8 items-center justify-center rounded-md bg-[#FFF1F1] text-sm font-semibold text-[#C1121F] dark:text-[#7FACF2] dark:bg-[#0D2D54] dark:text-[#7FACF2]">
               {rankOffset + index + 1}
             </div>
             <div className="min-w-0">
@@ -765,9 +766,9 @@ function UserTable({
               </div>
             </div>
             <div>
-              <div className="h-2 rounded-full bg-[#F1D6D6] dark:bg-[#3A1215]">
+              <div className="h-2 rounded-full bg-[#F1D6D6] dark:bg-[#0D2D54]">
                 <div
-                  className="h-2 rounded-full bg-[#C1121F]"
+                  className="h-2 rounded-full bg-[#C1121F] dark:bg-[#2563EB]"
                   style={{ width: `${Math.max(4, (score / max) * 100)}%` }}
                 />
               </div>
@@ -801,7 +802,7 @@ function SkillRanking({
 }) {
   const max = Math.max(1, ...items.map((item) => item.call_count));
   return (
-    <section className="rounded-lg border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#462123] dark:bg-[#230D0F]">
+    <section className="rounded-lg border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
       <div className="mb-4 flex items-center justify-between gap-3">
         <div className="flex items-center gap-2">
           <Icon className="size-4 text-[#5F6368] dark:text-slate-300" />
@@ -810,7 +811,7 @@ function SkillRanking({
         <Badge variant="outline">{items.length} 项</Badge>
       </div>
       <div className="space-y-3">
-        {items.length === 0 && <div className="py-10 text-center text-sm text-[#5F6368]">{empty}</div>}
+        {items.length === 0 && <div className="py-10 text-center text-sm text-[#5F6368] dark:text-slate-400">{empty}</div>}
         {items.slice(0, 10).map((item, index) => (
           <div key={item.name} className="grid grid-cols-[28px_minmax(0,1fr)_72px] items-center gap-3">
             <span className="text-sm font-medium text-[#80868B] tabular-nums">{index + 1}</span>
@@ -821,7 +822,7 @@ function SkillRanking({
                   {fmtNumber(item.user_count)} 人
                 </span>
               </div>
-              <div className="mt-2 h-2 rounded-full bg-[#F1D6D6] dark:bg-[#3A1215]">
+              <div className="mt-2 h-2 rounded-full bg-[#F1D6D6] dark:bg-[#0D2D54]">
                 <div
                   className="h-2 rounded-full"
                   style={{
@@ -859,7 +860,7 @@ function DimensionRanking({
 }) {
   const max = Math.max(1, ...items.map((item) => item.count));
   return (
-    <section className="rounded-lg border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#462123] dark:bg-[#230D0F]">
+    <section className="rounded-lg border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
       <div className="mb-4 flex items-center justify-between gap-3">
         <div className="flex items-center gap-2">
           <Icon className="size-4 text-[#5F6368] dark:text-slate-300" />
@@ -868,7 +869,7 @@ function DimensionRanking({
         <Badge variant="outline">{items.length} 项</Badge>
       </div>
       <div className="space-y-3">
-        {items.length === 0 && <div className="py-10 text-center text-sm text-[#5F6368]">{empty}</div>}
+        {items.length === 0 && <div className="py-10 text-center text-sm text-[#5F6368] dark:text-slate-400">{empty}</div>}
         {items.slice(0, 8).map((item, index) => (
           <div key={item.name} className="grid grid-cols-[28px_minmax(0,1fr)_88px] items-center gap-3">
             <span className="text-sm font-medium text-[#80868B] tabular-nums">{index + 1}</span>
@@ -879,7 +880,7 @@ function DimensionRanking({
                   {fmtNumber(item.user_count)} 人
                 </span>
               </div>
-              <div className="mt-2 h-2 rounded-full bg-[#F1D6D6] dark:bg-[#3A1215]">
+              <div className="mt-2 h-2 rounded-full bg-[#F1D6D6] dark:bg-[#0D2D54]">
                 <div
                   className="h-2 rounded-full"
                   style={{
@@ -913,8 +914,8 @@ function QuestionPanel({
   showUser?: boolean;
 }) {
   return (
-    <section className="flex h-[430px] flex-col overflow-hidden rounded-lg border border-[#F1D6D6] bg-white shadow-sm dark:border-[#462123] dark:bg-[#230D0F]">
-      <div className="flex items-center justify-between gap-3 border-b border-[#F1D6D6] px-4 py-3 dark:border-[#462123]">
+    <section className="flex h-[430px] flex-col overflow-hidden rounded-lg border border-[#F1D6D6] bg-white shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
+      <div className="flex items-center justify-between gap-3 border-b border-[#F1D6D6] px-4 py-3 dark:border-[#213D5E]">
         <div className="flex items-center gap-2">
           <MessageSquareText className="size-4 text-[#5F6368] dark:text-slate-300" />
           <h2 className="font-semibold text-[#202124] dark:text-white">{title}</h2>
@@ -922,8 +923,8 @@ function QuestionPanel({
         <Badge variant="outline">{items.length}</Badge>
       </div>
       <ScrollArea className="min-h-0 flex-1">
-        <div className="divide-y divide-[#F1D6D6] dark:divide-[#462123]">
-          {items.length === 0 && <div className="py-12 text-center text-sm text-[#5F6368]">暂无问题记录</div>}
+        <div className="divide-y divide-[#F1D6D6] dark:divide-[#213D5E]">
+          {items.length === 0 && <div className="py-12 text-center text-sm text-[#5F6368] dark:text-slate-400">暂无问题记录</div>}
           {items.map((item, index) => (
             <div key={`${item.run_id || item.text}-${index}`} className="px-4 py-3">
               <div className="text-sm leading-6 text-[#202124] dark:text-slate-100">{clampText(item.text, 180)}</div>
@@ -942,8 +943,8 @@ function QuestionPanel({
 
 function Metric({ label, value }: { label: string; value: number }) {
   return (
-    <div className="min-w-0 border-r border-[#F1D6D6] px-3 py-2 last:border-r-0 dark:border-[#462123]">
-      <div className="truncate text-xs text-[#7A5A5A] dark:text-[#D8B8B8]">{label}</div>
+    <div className="min-w-0 border-r border-[#F1D6D6] px-3 py-2 last:border-r-0 dark:border-[#213D5E]">
+      <div className="truncate text-xs text-[#7A5A5A] dark:text-[#7FACF2]">{label}</div>
       <div className="mt-1 truncate font-semibold text-[#231815] tabular-nums dark:text-white">{fmtNumber(value)}</div>
     </div>
   );
@@ -971,7 +972,7 @@ function UserDetailPanel({
 
   if (isLoading || !data) {
     return (
-      <div className="flex h-full items-center justify-center gap-2 text-sm text-[#5F6368]">
+      <div className="flex h-full items-center justify-center gap-2 text-sm text-[#5F6368] dark:text-slate-400">
         <Loader2 className="size-4 animate-spin" />
         加载用户详情
       </div>
@@ -981,13 +982,13 @@ function UserDetailPanel({
   return (
     <ScrollArea className="h-full">
       <div className="space-y-4 p-4">
-        <section className="rounded-lg border border-[#F1D6D6] bg-white p-4 dark:border-[#462123] dark:bg-[#230D0F]">
+        <section className="rounded-lg border border-[#F1D6D6] bg-white p-4 dark:border-[#213D5E] dark:bg-[#02244C]">
           <div className="flex items-start justify-between gap-3">
             <div className="min-w-0">
               <div className="truncate text-lg font-semibold text-[#231815] dark:text-white">
                 {data.user.email || data.user.user_id}
               </div>
-              <div className="mt-1 text-xs text-[#7A5A5A] dark:text-[#D8B8B8]">
+              <div className="mt-1 text-xs text-[#7A5A5A] dark:text-[#7FACF2]">
                 最近活跃 {fmtTime(data.user.last_active_at)}
               </div>
             </div>
@@ -996,7 +997,7 @@ function UserDetailPanel({
               <ArrowRight className="ml-1 size-3.5" />
             </Button>
           </div>
-          <div className="mt-4 grid grid-cols-4 overflow-hidden rounded-lg border border-[#F1D6D6] bg-[#FFF7F7] text-sm dark:border-[#462123] dark:bg-[#19090A]">
+          <div className="mt-4 grid grid-cols-4 overflow-hidden rounded-lg border border-[#F1D6D6] bg-[#FFF7F7] text-sm dark:border-[#213D5E] dark:bg-[#011226]">
             <Metric label="问答次数" value={data.user.qa_count} />
             <Metric label="运行次数" value={data.user.run_count} />
             <Metric label="技能调用" value={data.user.skill_call_count} />
@@ -1016,7 +1017,7 @@ function UserDetailPanel({
           </TabsContent>
           <TabsContent value="trend" className="min-h-[420px]">
             <div className="mb-3 flex items-center gap-2 font-semibold text-[#231815] dark:text-white">
-              <TrendingUp className="size-4 text-[#C1121F]" />
+              <TrendingUp className="size-4 text-[#C1121F] dark:text-[#7FACF2]" />
               个人使用趋势
             </div>
             <TrendBars points={data.trends} compact />
@@ -1226,31 +1227,36 @@ export default function AdminUserLeaderboardPage() {
   }, [apiRange.since, apiRange.until, reportModelName]);
 
   return (
-    <div className="flex size-full min-h-0 bg-[#FFF7F7] text-[#231815] dark:bg-[#19090A] dark:text-white">
+    <div className="flex size-full min-h-0 bg-[#FFF7F7] text-[#231815] dark:bg-[#011226] dark:text-white">
       <main className="flex min-w-0 flex-1 flex-col">
-        <div className="border-b border-[#F1D6D6] bg-white px-6 py-5 dark:border-[#462123] dark:bg-[#230D0F]">
-          <div className="flex flex-wrap items-end justify-between gap-4">
-            <div>
-              <div className="mb-2 flex items-center gap-2 text-sm text-[#9F343A] dark:text-[#F2B8BB]">
-                <Award className="size-4" />
-                管理员分析
+        <div className="border-b border-[#F1D6D6] bg-white px-6 py-5 dark:border-[#213D5E] dark:bg-[#02244C]">
+          <div className="flex flex-col gap-4">
+            {/* 标题维度：仅承载页面标题与说明 */}
+            <div className="flex flex-wrap items-start justify-between gap-4">
+              <div>
+                <div className="mb-2 flex items-center gap-2 text-sm text-[#9F343A] dark:text-[#7FACF2]">
+                  <Award className="size-4" />
+                  管理员分析
+                </div>
+                <h1 className="text-2xl font-semibold tracking-normal">用户排行榜</h1>
+                <p className="mt-1 text-sm text-[#7A5A5A] dark:text-[#7FACF2]">
+                  统计用户活跃、问答、Token 消耗、技能热度和近期问题，用于运营和审计。
+                </p>
               </div>
-              <h1 className="text-2xl font-semibold tracking-normal">用户排行榜</h1>
-              <p className="mt-1 text-sm text-[#7A5A5A] dark:text-[#D8B8B8]">
-                统计用户活跃、问答、Token 消耗、技能热度和近期问题，用于运营和审计。
-              </p>
-            </div>
-
-            <div className="flex flex-wrap items-end gap-2">
               <Button
                 variant="outline"
                 size="sm"
                 onClick={() => navigate("/page/workspace/chats/new")}
-                className="h-9"
+                className="h-9 shrink-0"
               >
                 <ArrowLeft className="mr-1 size-4" />
                 返回系统
               </Button>
+            </div>
+
+            {/* 操作维度：与标题区分开的控制工具条（操作按钮 + 时间筛选） */}
+            <div className="flex flex-wrap items-end justify-between gap-3 rounded-xl border border-[#F1D6D6] bg-white/70 px-3 py-3 dark:border-[#213D5E] dark:bg-[#02244C]/70">
+              <div className="flex flex-wrap items-center gap-2">
               <Button
                 variant="outline"
                 size="sm"
@@ -1271,6 +1277,16 @@ export default function AdminUserLeaderboardPage() {
                 <FileDown className="mr-1 size-4" />
                 导出 Excel
               </Button>
+              <Button
+                variant="outline"
+                size="sm"
+                onClick={() => window.open("#/public/leaderboard", "_blank", "noopener")}
+                className="h-9"
+                title="打开免登录的公开发布页"
+              >
+                <ExternalLink className="mr-1 size-4" />
+                公开页
+              </Button>
               <Dialog open={reportOpen} onOpenChange={handleReportOpenChange}>
                 <DialogTrigger asChild>
                   <Button variant="outline" size="sm" disabled={!data} className="h-9">
@@ -1279,16 +1295,16 @@ export default function AdminUserLeaderboardPage() {
                   </Button>
                 </DialogTrigger>
                 <DialogContent className="flex h-[92vh] w-[96vw] max-w-none flex-col gap-0 overflow-hidden p-0 sm:max-w-none">
-                  <DialogHeader className="shrink-0 border-b border-[#F1D6D6] px-6 py-5 pr-12 dark:border-[#462123]">
+                  <DialogHeader className="shrink-0 border-b border-[#F1D6D6] px-6 py-5 pr-12 dark:border-[#213D5E]">
                     <DialogTitle>AI 榜单分析报告</DialogTitle>
                     <DialogDescription>
                       基于当前时间段的问答、用户、技能、模型和趋势统计生成运营分析。
                     </DialogDescription>
                   </DialogHeader>
-                  <div className="mx-6 mt-4 flex shrink-0 flex-wrap items-center justify-between gap-3 rounded-lg border border-[#F1D6D6] bg-white p-3 dark:border-[#462123] dark:bg-[#230D0F]">
+                  <div className="mx-6 mt-4 flex shrink-0 flex-wrap items-center justify-between gap-3 rounded-lg border border-[#F1D6D6] bg-white p-3 dark:border-[#213D5E] dark:bg-[#02244C]">
                     <div className="flex min-w-0 flex-wrap items-center gap-2">
                       <Select value={reportModelName} onValueChange={setReportModelName} disabled={reportGenerating || reportModelsLoading}>
-                        <SelectTrigger className="h-9 w-[260px] border-[#F1D6D6] bg-white dark:border-[#462123] dark:bg-[#19090A]">
+                        <SelectTrigger className="h-9 w-[260px] border-[#F1D6D6] bg-white dark:border-[#213D5E] dark:bg-[#011226]">
                           <SelectValue placeholder="选择报告模型" />
                         </SelectTrigger>
                         <SelectContent>
@@ -1302,7 +1318,7 @@ export default function AdminUserLeaderboardPage() {
                       </Select>
                       {reportStatus === "cached" && <Badge variant="outline">已读取缓存</Badge>}
                       {reportResolvedModel && <Badge variant="outline">模型 {reportResolvedModel}</Badge>}
-                      {reportGeneratedAt && <span className="text-xs text-[#7A5A5A] dark:text-[#D8B8B8]">生成于 {fmtTime(reportGeneratedAt)}</span>}
+                      {reportGeneratedAt && <span className="text-xs text-[#7A5A5A] dark:text-[#7FACF2]">生成于 {fmtTime(reportGeneratedAt)}</span>}
                     </div>
                     <Button size="sm" onClick={startReportGeneration} disabled={!data || reportGenerating}>
                       {reportGenerating ? <Loader2 className="mr-1 size-4 animate-spin" /> : <Sparkles className="mr-1 size-4" />}
@@ -1311,24 +1327,24 @@ export default function AdminUserLeaderboardPage() {
                   </div>
                   {data && reportStatus === "idle" && !reportText && (
                     <div className="mx-6 mt-4 grid shrink-0 gap-3 md:grid-cols-3">
-                      <section className="rounded-lg border border-[#F1D6D6] bg-white p-3 dark:border-[#462123] dark:bg-[#230D0F]">
+                      <section className="rounded-lg border border-[#F1D6D6] bg-white p-3 dark:border-[#213D5E] dark:bg-[#02244C]">
                         <div className="mb-2 flex items-center gap-2 text-sm font-semibold text-[#231815] dark:text-white">
-                          <MessageSquareText className="size-4 text-[#C1121F]" />
+                          <MessageSquareText className="size-4 text-[#C1121F] dark:text-[#7FACF2]" />
                           最近关注
                         </div>
                         <div className="space-y-2">
                           {data.recent_questions.slice(0, 3).map((item, index) => (
                             <div key={`${item.run_id || item.text}-${index}`} className="text-xs leading-5 text-[#5F6368] dark:text-slate-300">
-                              <span className="font-medium text-[#C1121F]">{fmtTime(item.asked_at)}</span>
+                              <span className="font-medium text-[#C1121F] dark:text-[#7FACF2]">{fmtTime(item.asked_at)}</span>
                               <span className="ml-1">{clampText(item.text, 58)}</span>
                             </div>
                           ))}
-                          {data.recent_questions.length === 0 && <div className="text-xs text-[#8B6B6B]">暂无数据</div>}
+                          {data.recent_questions.length === 0 && <div className="text-xs text-[#8B6B6B] dark:text-[#7FACF2]">暂无数据</div>}
                         </div>
                       </section>
-                      <section className="rounded-lg border border-[#F1D6D6] bg-white p-3 dark:border-[#462123] dark:bg-[#230D0F]">
+                      <section className="rounded-lg border border-[#F1D6D6] bg-white p-3 dark:border-[#213D5E] dark:bg-[#02244C]">
                         <div className="mb-2 flex items-center gap-2 text-sm font-semibold text-[#231815] dark:text-white">
-                          <TrendingUp className="size-4 text-[#C1121F]" />
+                          <TrendingUp className="size-4 text-[#C1121F] dark:text-[#7FACF2]" />
                           高频问题
                         </div>
                         <div className="space-y-2">
@@ -1337,34 +1353,34 @@ export default function AdminUserLeaderboardPage() {
                               {index + 1}. {clampText(item.text, 72)}
                             </div>
                           ))}
-                          {data.frequent_questions.length === 0 && <div className="text-xs text-[#8B6B6B]">暂无数据</div>}
+                          {data.frequent_questions.length === 0 && <div className="text-xs text-[#8B6B6B] dark:text-[#7FACF2]">暂无数据</div>}
                         </div>
                       </section>
-                      <section className="rounded-lg border border-[#F1D6D6] bg-white p-3 dark:border-[#462123] dark:bg-[#230D0F]">
+                      <section className="rounded-lg border border-[#F1D6D6] bg-white p-3 dark:border-[#213D5E] dark:bg-[#02244C]">
                         <div className="mb-2 flex items-center gap-2 text-sm font-semibold text-[#231815] dark:text-white">
-                          <Sparkles className="size-4 text-[#C1121F]" />
+                          <Sparkles className="size-4 text-[#C1121F] dark:text-[#7FACF2]" />
                           使用频率
                         </div>
                         <div className="space-y-2">
                           {[...data.skills.slice(0, 2), ...data.tools.slice(0, 1)].map((item, index) => (
                             <div key={`${item.name}-${index}`} className="flex items-center justify-between gap-2 text-xs leading-5 text-[#5F6368] dark:text-slate-300">
                               <span className="truncate">{item.name}</span>
-                              <span className="shrink-0 font-semibold text-[#C1121F]">{fmtNumber(item.call_count)} 次</span>
+                              <span className="shrink-0 font-semibold text-[#C1121F] dark:text-[#7FACF2]">{fmtNumber(item.call_count)} 次</span>
                             </div>
                           ))}
-                          {data.skills.length + data.tools.length === 0 && <div className="text-xs text-[#8B6B6B]">暂无数据</div>}
+                          {data.skills.length + data.tools.length === 0 && <div className="text-xs text-[#8B6B6B] dark:text-[#7FACF2]">暂无数据</div>}
                         </div>
                       </section>
                     </div>
                   )}
-                  <ScrollArea className="mx-6 mt-4 min-h-0 flex-1 rounded-lg border border-[#F1D6D6] bg-[#FFF7F7] p-5 dark:border-[#462123] dark:bg-[#19090A]">
+                  <ScrollArea className="mx-6 mt-4 min-h-0 flex-1 rounded-lg border border-[#F1D6D6] bg-[#FFF7F7] p-5 dark:border-[#213D5E] dark:bg-[#011226]">
                     {reportStatus === "idle" && !reportText && (
-                      <div className="flex items-center justify-center py-12 text-sm text-[#7A5A5A] dark:text-[#D8B8B8]">
+                      <div className="flex items-center justify-center py-12 text-sm text-[#7A5A5A] dark:text-[#7FACF2]">
                         选择模型后点击生成；同一时间段、同一模型和同一统计设置会直接读取已保存报告。
                       </div>
                     )}
                     {reportGenerating && !reportText && (
-                      <div className="flex items-center justify-center gap-2 py-12 text-sm text-[#7A5A5A] dark:text-[#D8B8B8]">
+                      <div className="flex items-center justify-center gap-2 py-12 text-sm text-[#7A5A5A] dark:text-[#7FACF2]">
                         <Loader2 className="size-4 animate-spin" />
                         正在调用大模型生成报告，内容会流式显示
                       </div>
@@ -1375,13 +1391,13 @@ export default function AdminUserLeaderboardPage() {
                       </div>
                     )}
                     {reportText && (
-                      <div className="rounded-lg bg-white px-8 py-6 text-base leading-8 text-[#231815] shadow-sm dark:bg-[#230D0F] dark:text-white [&_blockquote]:border-l-4 [&_blockquote]:border-[#C1121F] [&_blockquote]:bg-[#FFF7F7] [&_blockquote]:px-4 [&_blockquote]:py-3 [&_code]:rounded [&_code]:bg-[#FFF1F1] [&_code]:px-1.5 [&_h1]:mb-5 [&_h1]:text-2xl [&_h1]:font-semibold [&_h2]:mb-4 [&_h2]:mt-7 [&_h2]:border-b [&_h2]:border-[#F1D6D6] [&_h2]:pb-3 [&_h2]:text-xl [&_h2]:font-semibold [&_h3]:mb-3 [&_h3]:mt-5 [&_h3]:text-lg [&_h3]:font-semibold [&_li]:my-1.5 [&_ol]:pl-6 [&_p]:my-3 [&_strong]:text-[#C1121F] [&_table]:my-4 [&_table]:w-full [&_table]:border-collapse [&_td]:border [&_td]:border-[#F1D6D6] [&_td]:p-3 [&_th]:border [&_th]:border-[#F1D6D6] [&_th]:bg-[#FFF1F1] [&_th]:p-3 [&_ul]:pl-6 dark:[&_blockquote]:bg-[#19090A] dark:[&_code]:bg-[#19090A] dark:[&_strong]:text-[#F2B8BB] dark:[&_th]:bg-[#19090A]">
+                      <div className="rounded-lg bg-white px-8 py-6 text-base leading-8 text-[#231815] shadow-sm dark:bg-[#02244C] dark:text-white [&_blockquote]:border-l-4 [&_blockquote]:border-[#C1121F] dark:border-[#2563EB] [&_blockquote]:bg-[#FFF7F7] [&_blockquote]:px-4 [&_blockquote]:py-3 [&_code]:rounded [&_code]:bg-[#FFF1F1] [&_code]:px-1.5 [&_h1]:mb-5 [&_h1]:text-2xl [&_h1]:font-semibold [&_h2]:mb-4 [&_h2]:mt-7 [&_h2]:border-b [&_h2]:border-[#F1D6D6] [&_h2]:pb-3 [&_h2]:text-xl [&_h2]:font-semibold [&_h3]:mb-3 [&_h3]:mt-5 [&_h3]:text-lg [&_h3]:font-semibold [&_li]:my-1.5 [&_ol]:pl-6 [&_p]:my-3 [&_strong]:text-[#C1121F] dark:text-[#7FACF2] [&_table]:my-4 [&_table]:w-full [&_table]:border-collapse [&_td]:border [&_td]:border-[#F1D6D6] [&_td]:p-3 [&_th]:border [&_th]:border-[#F1D6D6] [&_th]:bg-[#FFF1F1] [&_th]:p-3 [&_ul]:pl-6 dark:[&_blockquote]:bg-[#011226] dark:[&_code]:bg-[#011226] dark:[&_strong]:text-[#7FACF2] dark:[&_th]:bg-[#011226]">
                         <MarkdownContent content={reportText} isLoading={reportGenerating} rehypePlugins={[]} />
                       </div>
                     )}
                   </ScrollArea>
                   {reportText && (
-                    <div className="mt-4 flex shrink-0 justify-end border-t border-[#F1D6D6] px-6 py-4 dark:border-[#462123]">
+                    <div className="mt-4 flex shrink-0 justify-end border-t border-[#F1D6D6] px-6 py-4 dark:border-[#213D5E]">
                       <Button
                         variant="outline"
                         onClick={exportReportAsWord}
@@ -1394,6 +1410,8 @@ export default function AdminUserLeaderboardPage() {
                   )}
                 </DialogContent>
               </Dialog>
+              </div>
+              <div className="flex flex-wrap items-end gap-2">
               <div className="flex flex-col gap-1">
                 <label className="text-xs text-[#5F6368] dark:text-slate-400">开始日期</label>
                 <Input
@@ -1402,7 +1420,7 @@ export default function AdminUserLeaderboardPage() {
                   onClick={(event) => event.currentTarget.showPicker?.()}
                   onFocus={(event) => event.currentTarget.showPicker?.()}
                   onChange={(event) => setRange((prev) => ({ ...prev, since: event.target.value }))}
-                  className="h-9 w-36 bg-white dark:bg-[#19090A]"
+                  className="h-9 w-36 bg-white dark:bg-[#011226]"
                 />
               </div>
               <div className="flex flex-col gap-1">
@@ -1413,7 +1431,7 @@ export default function AdminUserLeaderboardPage() {
                   onClick={(event) => event.currentTarget.showPicker?.()}
                   onFocus={(event) => event.currentTarget.showPicker?.()}
                   onChange={(event) => setRange((prev) => ({ ...prev, until: event.target.value }))}
-                  className="h-9 w-36 bg-white dark:bg-[#19090A]"
+                  className="h-9 w-36 bg-white dark:bg-[#011226]"
                 />
               </div>
               <Button variant="outline" size="sm" onClick={() => setQuickRange(7)}>
@@ -1425,6 +1443,7 @@ export default function AdminUserLeaderboardPage() {
               <Button variant="outline" size="sm" onClick={() => setQuickRange(90)}>
                 近 90 天
               </Button>
+              </div>
             </div>
           </div>
         </div>
@@ -1432,12 +1451,12 @@ export default function AdminUserLeaderboardPage() {
         <ScrollArea className="min-h-0 flex-1">
           <div className="space-y-5 p-6">
             {isLoading && (
-              <div className="flex flex-col items-center justify-center gap-3 py-20 text-center text-sm text-[#5F6368]">
+              <div className="flex flex-col items-center justify-center gap-3 py-20 text-center text-sm text-[#5F6368] dark:text-slate-400">
                 <div className="flex items-center gap-2">
                   <Loader2 className="size-4 animate-spin" />
                   <span>正在统计排行榜数据</span>
                 </div>
-                <div className="max-w-md text-xs leading-5 text-[#7A5A5A] dark:text-[#D8B8B8]">
+                <div className="max-w-md text-xs leading-5 text-[#7A5A5A] dark:text-[#7FACF2]">
                   线上用户较多或时间范围较大时，统计时间可能较长，请耐心等待。为避免影响其他接口，系统会限制排行榜统计的并发数量。
                 </div>
               </div>
@@ -1450,12 +1469,12 @@ export default function AdminUserLeaderboardPage() {
             )}
 
             {!isLoading && !error && leaderboardPending && !leaderboardHasRows && (
-              <div className="flex flex-col items-center justify-center gap-3 rounded-lg border border-[#F1D6D6] bg-white px-6 py-16 text-center text-sm text-[#5F6368] shadow-sm dark:border-[#462123] dark:bg-[#230D0F]">
+              <div className="flex flex-col items-center justify-center gap-3 rounded-lg border border-[#F1D6D6] bg-white px-6 py-16 text-center text-sm text-[#5F6368] shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
                 <div className="flex items-center gap-2 font-medium text-[#202124] dark:text-white">
-                  <Loader2 className="size-4 animate-spin text-[#C1121F]" />
+                  <Loader2 className="size-4 animate-spin text-[#C1121F] dark:text-[#7FACF2]" />
                   <span>排行榜正在后台统计</span>
                 </div>
-                <div className="max-w-lg text-xs leading-5 text-[#7A5A5A] dark:text-[#D8B8B8]">
+                <div className="max-w-lg text-xs leading-5 text-[#7A5A5A] dark:text-[#7FACF2]">
                   {data?.message || "统计任务已放到后台执行，页面会自动刷新结果。这样排行榜慢慢算，不会长时间占住当前接口请求。"}
                 </div>
               </div>
@@ -1495,7 +1514,7 @@ export default function AdminUserLeaderboardPage() {
                   />
                 )}
 
-                <section className="rounded-lg border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#462123] dark:bg-[#230D0F]">
+                <section className="rounded-lg border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
                   <div className="mb-4 flex flex-wrap items-center justify-between gap-3">
                     <div>
                       <h2 className="font-semibold text-[#202124] dark:text-white">榜单前三</h2>
@@ -1534,7 +1553,7 @@ export default function AdminUserLeaderboardPage() {
                           value={query}
                           onChange={(event) => setQuery(event.target.value)}
                           placeholder="搜索用户邮箱或 ID"
-                          className="h-9 w-64 bg-white pl-8 dark:bg-[#19090A]"
+                          className="h-9 w-64 bg-white pl-8 dark:bg-[#011226]"
                         />
                       </div>
                     </div>
@@ -1558,8 +1577,8 @@ export default function AdminUserLeaderboardPage() {
                     </div>
                   </section>
 
-                  <section className="overflow-hidden rounded-lg border border-[#F1D6D6] bg-white shadow-sm dark:border-[#462123] dark:bg-[#230D0F]">
-                    <div className="flex items-center gap-2 border-b border-[#F1D6D6] px-4 py-3 dark:border-[#462123]">
+                  <section className="overflow-hidden rounded-lg border border-[#F1D6D6] bg-white shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
+                    <div className="flex items-center gap-2 border-b border-[#F1D6D6] px-4 py-3 dark:border-[#213D5E]">
                       <UserRound className="size-4 text-[#5F6368] dark:text-slate-300" />
                       <h2 className="font-semibold text-[#202124] dark:text-white">用户详情</h2>
                     </div>
@@ -1575,7 +1594,7 @@ export default function AdminUserLeaderboardPage() {
                   </section>
                 </div>
 
-                <section className="rounded-lg border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#462123] dark:bg-[#230D0F]">
+                <section className="rounded-lg border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
                   <div className="mb-4 flex flex-wrap items-center justify-between gap-3">
                     <div className="flex items-center gap-2">
                       <TrendingUp className="size-4 text-[#5F6368] dark:text-slate-300" />
diff --git a/frontend-web/src/pages/AdminUserLeaderboardSettingsPage.tsx b/frontend-web/src/pages/AdminUserLeaderboardSettingsPage.tsx
index 4113c4c1..712c97d1 100644
--- a/frontend-web/src/pages/AdminUserLeaderboardSettingsPage.tsx
+++ b/frontend-web/src/pages/AdminUserLeaderboardSettingsPage.tsx
@@ -61,17 +61,17 @@ export default function AdminUserLeaderboardSettingsPage() {
   };
 
   return (
-    <div className="flex size-full min-h-0 bg-[#FFF7F7] text-[#231815] dark:bg-[#19090A] dark:text-white">
+    <div className="flex size-full min-h-0 bg-[#FFF7F7] text-[#231815] dark:bg-[#011226] dark:text-white">
       <main className="flex min-w-0 flex-1 flex-col">
-        <div className="border-b border-[#F1D6D6] bg-white px-6 py-5 dark:border-[#462123] dark:bg-[#230D0F]">
+        <div className="border-b border-[#F1D6D6] bg-white px-6 py-5 dark:border-[#213D5E] dark:bg-[#02244C]">
           <div className="flex flex-wrap items-center justify-between gap-3">
             <div>
-              <div className="mb-2 flex items-center gap-2 text-sm text-[#9F343A]">
+              <div className="mb-2 flex items-center gap-2 text-sm text-[#9F343A] dark:text-[#7FACF2]">
                 <SlidersHorizontal className="size-4" />
                 管理员设置
               </div>
               <h1 className="text-2xl font-semibold">排行榜设置</h1>
-              <p className="mt-1 text-sm text-[#7A5A5A] dark:text-[#D8B8B8]">
+              <p className="mt-1 text-sm text-[#7A5A5A] dark:text-[#7FACF2]">
                 这里的规则会影响用户排行榜、趋势、技能、模型、问题与个人详情统计。
               </p>
             </div>
@@ -86,14 +86,14 @@ export default function AdminUserLeaderboardSettingsPage() {
 
         <ScrollArea className="min-h-0 flex-1">
           <div className="mx-auto max-w-6xl space-y-5 p-6">
-            <section className="rounded-lg border border-[#F1D6D6] bg-white p-5 shadow-sm dark:border-[#462123] dark:bg-[#230D0F]">
+            <section className="rounded-lg border border-[#F1D6D6] bg-white p-5 shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
               <div className="mb-4 flex items-start justify-between gap-3">
                 <div>
                   <div className="flex items-center gap-2 font-semibold">
-                    <ShieldOff className="size-4 text-[#C1121F]" />
+                    <ShieldOff className="size-4 text-[#C1121F] dark:text-[#7FACF2]" />
                     统计排除名单
                   </div>
-                  <p className="mt-1 text-sm text-[#7A5A5A] dark:text-[#D8B8B8]">
+                  <p className="mt-1 text-sm text-[#7A5A5A] dark:text-[#7FACF2]">
                     名单中的账号不会进入排行榜、趋势、问题、模型和技能统计。
                   </p>
                 </div>
@@ -111,21 +111,21 @@ export default function AdminUserLeaderboardSettingsPage() {
                     value={query}
                     onChange={(event) => setQuery(event.target.value)}
                     placeholder="搜索账号邮箱或 ID"
-                    className="h-10 border-[#F1D6D6] bg-white pl-9"
+                    className="h-10 border-[#F1D6D6] bg-white pl-9 dark:border-[#213D5E] dark:bg-[#011226] dark:text-white"
                   />
                   {query.trim() && candidates.length > 0 && (
-                    <div className="absolute z-20 mt-2 max-h-72 w-full overflow-hidden rounded-lg border border-[#F1D6D6] bg-white shadow-lg dark:border-[#462123] dark:bg-[#230D0F]">
+                    <div className="absolute z-20 mt-2 max-h-72 w-full overflow-hidden rounded-lg border border-[#F1D6D6] bg-white shadow-lg dark:border-[#213D5E] dark:bg-[#02244C]">
                       <ScrollArea className="max-h-72">
                         {candidates.map((user) => (
                           <button
                             key={user.id}
                             type="button"
                             onClick={() => addUser(user.id)}
-                            className="flex w-full items-center justify-between gap-3 border-b border-[#F8EAEA] px-3 py-2 text-left text-sm last:border-b-0 hover:bg-[#FFF1F1] dark:border-[#462123] dark:hover:bg-[#361315]"
+                            className="flex w-full items-center justify-between gap-3 border-b border-[#F8EAEA] px-3 py-2 text-left text-sm last:border-b-0 hover:bg-[#FFF1F1] dark:border-[#213D5E] dark:hover:bg-[#361315]"
                           >
                             <span className="min-w-0">
                               <span className="block truncate font-medium">{user.email}</span>
-                              <span className="block truncate text-xs text-[#8B6B6B]">{user.id}</span>
+                              <span className="block truncate text-xs text-[#8B6B6B] dark:text-[#7FACF2]">{user.id}</span>
                             </span>
                             <Badge variant="outline">{user.system_role === "admin" ? "管理员" : "用户"}</Badge>
                           </button>
@@ -134,15 +134,15 @@ export default function AdminUserLeaderboardSettingsPage() {
                     </div>
                   )}
                 </div>
-                <div className="min-h-10 rounded-lg bg-[#FFF7F7] p-3 dark:bg-[#19090A]">
+                <div className="min-h-10 rounded-lg bg-[#FFF7F7] p-3 dark:bg-[#011226]">
                   {selectedUsers.length === 0 ? (
-                    <span className="text-sm text-[#8B6B6B]">暂无排除账号</span>
+                    <span className="text-sm text-[#8B6B6B] dark:text-[#7FACF2]">暂无排除账号</span>
                   ) : (
                     <div className="flex flex-wrap gap-2">
                       {selectedUsers.map((user) => (
                         <span
                           key={user.id}
-                          className="inline-flex max-w-[280px] items-center gap-1.5 rounded-full border border-[#F1D6D6] bg-white px-3 py-1.5 text-xs text-[#7A1F25] shadow-sm dark:border-[#462123] dark:bg-[#230D0F] dark:text-[#F2B8BB]"
+                          className="inline-flex max-w-[280px] items-center gap-1.5 rounded-full border border-[#F1D6D6] bg-white px-3 py-1.5 text-xs text-[#7A1F25] shadow-sm dark:border-[#213D5E] dark:bg-[#02244C] dark:text-[#7FACF2]"
                           title={userLabel(user)}
                         >
                           <span className="truncate">{userLabel(user)}</span>
@@ -157,14 +157,14 @@ export default function AdminUserLeaderboardSettingsPage() {
               </div>
             </section>
 
-            <section className="rounded-lg border border-[#F1D6D6] bg-white p-5 shadow-sm dark:border-[#462123] dark:bg-[#230D0F]">
+            <section className="rounded-lg border border-[#F1D6D6] bg-white p-5 shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
               <div className="mb-4 flex items-start justify-between gap-3">
                 <div>
                   <div className="flex items-center gap-2 font-semibold">
-                    <Save className="size-4 text-[#C1121F]" />
+                    <Save className="size-4 text-[#C1121F] dark:text-[#7FACF2]" />
                     统计规则
                   </div>
-                  <p className="mt-1 text-sm text-[#7A5A5A] dark:text-[#D8B8B8]">
+                  <p className="mt-1 text-sm text-[#7A5A5A] dark:text-[#7FACF2]">
                     关闭某项后，该类数据会从榜单、趋势、问题列表和个人统计中移除。
                   </p>
                 </div>
@@ -180,11 +180,11 @@ export default function AdminUserLeaderboardSettingsPage() {
                 ].map(([key, title, desc]) => (
                   <label
                     key={key}
-                    className="flex min-h-28 cursor-pointer items-start justify-between gap-4 rounded-lg border border-[#F1D6D6] bg-[#FFF7F7] p-4 dark:border-[#462123] dark:bg-[#19090A]"
+                    className="flex min-h-28 cursor-pointer items-start justify-between gap-4 rounded-lg border border-[#F1D6D6] bg-[#FFF7F7] p-4 dark:border-[#213D5E] dark:bg-[#011226]"
                   >
                     <span>
                       <span className="block font-medium">{title}</span>
-                      <span className="mt-1 block text-sm leading-6 text-[#7A5A5A] dark:text-[#D8B8B8]">{desc}</span>
+                      <span className="mt-1 block text-sm leading-6 text-[#7A5A5A] dark:text-[#7FACF2]">{desc}</span>
                     </span>
                     <Switch
                       checked={Boolean(settings?.[key as keyof typeof settings])}
diff --git a/frontend-web/src/pages/PrivateSquareSettingsPage.tsx b/frontend-web/src/pages/PrivateSquareSettingsPage.tsx
index 49c79fd5..c679c806 100644
--- a/frontend-web/src/pages/PrivateSquareSettingsPage.tsx
+++ b/frontend-web/src/pages/PrivateSquareSettingsPage.tsx
@@ -35,7 +35,11 @@ const errorToastDarkOptions = {
   icon: <AlertCircle className="size-4 shrink-0 text-[#F5222D]" />,
 } as const;
 
-export default function PrivateSquareSettingsPage() {
+export default function PrivateSquareSettingsPage({
+  embedded = false,
+}: {
+  embedded?: boolean;
+} = {}) {
   const { data, isLoading, error } = usePrivateSquareStatus();
   const update = useUpdatePrivateSquareSettings();
   const { theme } = useTheme();
@@ -95,9 +99,15 @@ export default function PrivateSquareSettingsPage() {
   };
 
   return (
-    <div className="mx-auto flex w-full max-w-2xl flex-col gap-6 px-6 py-10">
+    <div
+      className={
+        embedded
+          ? "flex w-full flex-col gap-6"
+          : "mx-auto flex w-full max-w-2xl flex-col gap-6 px-6 py-10"
+      }
+    >
       <div>
-        <h1 className="text-xl font-semibold">私密广场配置</h1>
+        <h1 className={embedded ? "text-base font-semibold" : "text-xl font-semibold"}>私密广场配置</h1>
         <p className="text-muted-foreground mt-1 text-sm">
           管理员可在此开启「私密广场」，并配置访问密码。开启后，用户可将自己发布的智能体放入私密广场；
           其他用户只有输入下方设置的密码后，才能在「智能体 → 私密广场」页签下查看到这些智能体。
diff --git a/frontend-web/src/pages/PromptPrefixSettingsPage.tsx b/frontend-web/src/pages/PromptPrefixSettingsPage.tsx
index 1250c4e1..65e722c9 100644
--- a/frontend-web/src/pages/PromptPrefixSettingsPage.tsx
+++ b/frontend-web/src/pages/PromptPrefixSettingsPage.tsx
@@ -35,7 +35,11 @@ const errorToastDarkOptions = {
   },
   icon: <AlertCircle className="size-4 shrink-0 text-[#F5222D]" />,
 } as const;
-export default function PromptPrefixSettingsPage() {
+export default function PromptPrefixSettingsPage({
+  embedded = false,
+}: {
+  embedded?: boolean;
+} = {}) {
   const { data, isLoading, error } = usePromptPrefixSettings();
   const update = useUpdatePromptPrefixSettings();
   const { theme } = useTheme();
@@ -83,9 +87,15 @@ export default function PromptPrefixSettingsPage() {
   };
 
   return (
-    <div className="mx-auto flex w-full max-w-2xl flex-col gap-6 px-6 py-10">
+    <div
+      className={
+        embedded
+          ? "flex w-full flex-col gap-6"
+          : "mx-auto flex w-full max-w-2xl flex-col gap-6 px-6 py-10"
+      }
+    >
       <div>
-        <h1 className="text-xl font-semibold">问答前缀配置</h1>
+        <h1 className={embedded ? "text-base font-semibold" : "text-xl font-semibold"}>问答前缀配置</h1>
         <p className="text-muted-foreground mt-1 text-sm">
           管理员可在此配置问答页输入框中的「前缀开关」。开启后，用户在新会话中第一次提问时，
           会将下方配置的前缀文本和原问题拼接后再发送给模型。
diff --git a/frontend-web/src/pages/PublicLeaderboardPage.tsx b/frontend-web/src/pages/PublicLeaderboardPage.tsx
new file mode 100644
index 00000000..495afb98
--- /dev/null
+++ b/frontend-web/src/pages/PublicLeaderboardPage.tsx
@@ -0,0 +1,350 @@
+"use client";
+
+import { useEffect, useMemo, useState } from "react";
+import {
+  Activity,
+  Award,
+  Crown,
+  Gauge,
+  Loader2,
+  Medal,
+  MessageSquareText,
+  Sparkles,
+  TrendingUp,
+  Users,
+  type LucideIcon,
+} from "lucide-react";
+
+import type {
+  AdminLeaderboardResponse,
+  AdminLeaderboardSkill,
+  AdminLeaderboardUser,
+} from "@/core/admin/api";
+import { getBackendBaseURL } from "@/core/config";
+
+const RANK_COLORS = ["#C1121F", "#E11D48", "#F59E0B", "#991B1B", "#B45309"] as const;
+
+function fmtNumber(value: number | undefined | null): string {
+  const n = Number(value ?? 0);
+  if (!Number.isFinite(n)) return "0";
+  return n.toLocaleString("zh-CN");
+}
+
+function usernameOf(email: string | undefined | null): string {
+  if (!email) return "匿名用户";
+  const at = email.indexOf("@");
+  return at > 0 ? email.slice(0, at) : email;
+}
+
+function fmtDate(value: string | undefined | null): string {
+  if (!value) return "";
+  const d = new Date(value);
+  if (Number.isNaN(d.getTime())) return "";
+  return d.toLocaleString("zh-CN", { hour12: false });
+}
+
+async function fetchPublicLeaderboard(days: number): Promise<AdminLeaderboardResponse> {
+  const res = await fetch(
+    `${getBackendBaseURL()}/api/public/leaderboard?days=${days}&limit=20`,
+    { headers: { Accept: "application/json" } },
+  );
+  if (!res.ok) {
+    const err = (await res.json().catch(() => ({}))) as { detail?: string };
+    throw new Error(err.detail ?? `加载排行榜失败 (HTTP ${res.status})`);
+  }
+  return (await res.json()) as AdminLeaderboardResponse;
+}
+
+export default function PublicLeaderboardPage() {
+  const [data, setData] = useState<AdminLeaderboardResponse | null>(null);
+  const [error, setError] = useState<string | null>(null);
+  const [loading, setLoading] = useState(true);
+  const days = 30;
+
+  useEffect(() => {
+    let cancelled = false;
+    setLoading(true);
+    fetchPublicLeaderboard(days)
+      .then((res) => {
+        if (!cancelled) {
+          setData(res);
+          setError(null);
+        }
+      })
+      .catch((e) => {
+        if (!cancelled) setError(e instanceof Error ? e.message : String(e));
+      })
+      .finally(() => {
+        if (!cancelled) setLoading(false);
+      });
+    return () => {
+      cancelled = true;
+    };
+  }, [days]);
+
+  const pending = data?.status === "running" || data?.status === "refreshing";
+
+  // The snapshot may still be computing on first load — poll briefly until ready.
+  useEffect(() => {
+    if (!pending) return;
+    const timer = setInterval(() => {
+      fetchPublicLeaderboard(days)
+        .then((res) => setData(res))
+        .catch(() => undefined);
+    }, 3000);
+    return () => clearInterval(timer);
+  }, [pending, days]);
+
+  return (
+    <div className="min-h-screen w-full bg-[#FFF7F7] text-[#231815] dark:bg-[#011226] dark:text-white">
+      <div className="mx-auto w-full max-w-6xl px-4 py-8 sm:px-6 sm:py-10">
+        {/* 标题区：仅展示，不含任何操作按钮 */}
+        <header className="mb-6">
+          <div className="mb-2 flex items-center gap-2 text-sm text-[#9F343A] dark:text-[#7FACF2]">
+            <Award className="size-4" />
+            公开榜单
+          </div>
+          <h1 className="text-2xl font-semibold tracking-normal sm:text-3xl">用户排行榜</h1>
+          <p className="mt-1 text-sm text-[#7A5A5A] dark:text-[#7FACF2]">
+            展示近 {data?.range_days ?? days} 天用户活跃、问答、Token 消耗与技能热度。
+            {data?.since && data?.until && (
+              <span className="ml-1">
+                （{fmtDate(data.since).slice(0, 10)} ~ {fmtDate(data.until).slice(0, 10)}）
+              </span>
+            )}
+          </p>
+        </header>
+
+        {loading && !data && (
+          <div className="flex flex-col items-center justify-center gap-3 py-24 text-center text-sm text-[#5F6368] dark:text-slate-400">
+            <Loader2 className="size-5 animate-spin" />
+            正在加载排行榜数据
+          </div>
+        )}
+
+        {error && (
+          <div className="rounded-lg border border-[#FAD2CF] bg-[#FCE8E6] p-5 text-sm text-[#DB4437] dark:border-[#DB4437]/30 dark:bg-[#DB4437]/10 dark:text-[#F28B82]">
+            加载失败：{error}
+          </div>
+        )}
+
+        {data && (
+          <div className="space-y-6">
+            {pending && (
+              <div className="rounded-lg border border-[#F1D6D6] bg-white px-4 py-3 text-sm text-[#7A5A5A] dark:border-[#213D5E] dark:bg-[#02244C] dark:text-[#7FACF2]">
+                <Loader2 className="mr-1 inline size-4 animate-spin" />
+                排行榜正在后台统计，数据会自动刷新。
+              </div>
+            )}
+
+            {/* 概览指标 */}
+            <section className="grid grid-cols-2 gap-3 lg:grid-cols-4">
+              <StatCard icon={Users} label="活跃用户" value={fmtNumber(data.overview.active_users)} sub={`共 ${fmtNumber(data.overview.total_users)} 名用户`} />
+              <StatCard icon={Activity} label="运行次数" value={fmtNumber(data.overview.total_runs)} sub={`${fmtNumber(data.overview.total_threads)} 个会话`} />
+              <StatCard icon={MessageSquareText} label="问答次数" value={fmtNumber(data.overview.total_questions)} sub={`${fmtNumber(data.overview.total_skill_calls)} 次技能调用`} />
+              <StatCard icon={Gauge} label="Token 消耗" value={fmtNumber(data.overview.total_tokens)} sub={`${fmtNumber(data.overview.total_tool_calls)} 次工具调用`} />
+            </section>
+
+            {/* 三类用户排名 */}
+            <section className="grid grid-cols-1 gap-4 lg:grid-cols-3">
+              <RankCard
+                title="活跃榜"
+                icon={Activity}
+                users={data.users_by_activity}
+                metric={(u) => u.run_count}
+                unit="次运行"
+              />
+              <RankCard
+                title="问答榜"
+                icon={MessageSquareText}
+                users={data.users_by_questions}
+                metric={(u) => u.qa_count}
+                unit="次问答"
+              />
+              <RankCard
+                title="Token 榜"
+                icon={Gauge}
+                users={data.users_by_tokens}
+                metric={(u) => u.total_tokens}
+                unit="Token"
+              />
+            </section>
+
+            {/* 技能热度 + 高频问题 */}
+            <section className="grid grid-cols-1 gap-4 lg:grid-cols-2">
+              <SkillCard skills={data.skills} />
+              <QuestionsCard
+                title="高频问题"
+                icon={TrendingUp}
+                questions={data.frequent_questions.map((q) => q.text)}
+              />
+            </section>
+          </div>
+        )}
+
+        <footer className="mt-10 border-t border-[#F1D6D6] pt-4 text-center text-xs text-[#8B6B6B] dark:border-[#213D5E] dark:text-[#7FACF2]">
+          {data?.generated_at ? `数据生成于 ${fmtDate(data.generated_at)}` : "仅供查看"}
+        </footer>
+      </div>
+    </div>
+  );
+}
+
+function StatCard({
+  icon: Icon,
+  label,
+  value,
+  sub,
+}: {
+  icon: LucideIcon;
+  label: string;
+  value: string;
+  sub?: string;
+}) {
+  return (
+    <div className="rounded-xl border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
+      <div className="flex items-center gap-2 text-xs font-medium text-[#7A5A5A] dark:text-[#7FACF2]">
+        <Icon className="size-4 text-[#C1121F] dark:text-[#7FACF2]" />
+        {label}
+      </div>
+      <div className="mt-2 text-2xl font-semibold tabular-nums text-[#231815] dark:text-white">
+        {value}
+      </div>
+      {sub && <div className="mt-1 truncate text-xs text-[#8B6B6B] dark:text-[#7FACF2]">{sub}</div>}
+    </div>
+  );
+}
+
+function RankCard({
+  title,
+  icon: Icon,
+  users,
+  metric,
+  unit,
+}: {
+  title: string;
+  icon: LucideIcon;
+  users: AdminLeaderboardUser[];
+  metric: (u: AdminLeaderboardUser) => number;
+  unit: string;
+}) {
+  const top = users.slice(0, 10);
+  return (
+    <div className="rounded-xl border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
+      <div className="mb-3 flex items-center gap-2 text-sm font-semibold text-[#231815] dark:text-white">
+        <Icon className="size-4 text-[#C1121F] dark:text-[#7FACF2]" />
+        {title}
+      </div>
+      {top.length === 0 ? (
+        <div className="py-8 text-center text-sm text-[#8B6B6B] dark:text-[#7FACF2]">暂无数据</div>
+      ) : (
+        <ol className="space-y-1.5">
+          {top.map((user, index) => (
+            <li
+              key={user.user_id}
+              className="flex items-center gap-3 rounded-lg px-2 py-1.5 hover:bg-[#FFF1F1] dark:hover:bg-[#361315]"
+            >
+              <RankBadge rank={index + 1} />
+              <span className="min-w-0 flex-1 truncate text-sm" title={usernameOf(user.email)}>
+                {usernameOf(user.email)}
+              </span>
+              <span className="shrink-0 text-sm font-semibold tabular-nums text-[#C1121F] dark:text-[#7FACF2]">
+                {fmtNumber(metric(user))}
+              </span>
+              <span className="shrink-0 text-xs text-[#8B6B6B] dark:text-[#7FACF2]">{unit}</span>
+            </li>
+          ))}
+        </ol>
+      )}
+    </div>
+  );
+}
+
+function RankBadge({ rank }: { rank: number }) {
+  const color = RANK_COLORS[Math.min(rank - 1, RANK_COLORS.length - 1)];
+  if (rank <= 3) {
+    const Icon = rank === 1 ? Crown : Medal;
+    return (
+      <span
+        className="inline-flex size-6 shrink-0 items-center justify-center rounded-full text-white"
+        style={{ backgroundColor: color }}
+      >
+        <Icon className="size-3.5" />
+      </span>
+    );
+  }
+  return (
+    <span className="inline-flex size-6 shrink-0 items-center justify-center rounded-full bg-[#FFF1F1] text-xs font-semibold text-[#9F343A] dark:text-[#7FACF2] dark:bg-[#361315] dark:text-[#7FACF2]">
+      {rank}
+    </span>
+  );
+}
+
+function SkillCard({ skills }: { skills: AdminLeaderboardSkill[] }) {
+  const top = skills.slice(0, 10);
+  const max = Math.max(1, ...top.map((s) => s.call_count));
+  return (
+    <div className="rounded-xl border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
+      <div className="mb-3 flex items-center gap-2 text-sm font-semibold text-[#231815] dark:text-white">
+        <Sparkles className="size-4 text-[#C1121F] dark:text-[#7FACF2]" />
+        技能热度
+      </div>
+      {top.length === 0 ? (
+        <div className="py-8 text-center text-sm text-[#8B6B6B] dark:text-[#7FACF2]">暂无数据</div>
+      ) : (
+        <ul className="space-y-2.5">
+          {top.map((skill) => (
+            <li key={skill.name}>
+              <div className="flex items-center justify-between gap-2 text-sm">
+                <span className="min-w-0 truncate" title={skill.name}>
+                  {skill.name}
+                </span>
+                <span className="shrink-0 font-semibold tabular-nums text-[#C1121F] dark:text-[#7FACF2]">
+                  {fmtNumber(skill.call_count)} 次
+                </span>
+              </div>
+              <div className="mt-1 h-1.5 w-full overflow-hidden rounded-full bg-[#FFF1F1] dark:bg-[#361315]">
+                <div
+                  className="h-full rounded-full bg-[#C1121F] dark:bg-[#2563EB] dark:bg-[#7FACF2]"
+                  style={{ width: `${Math.max(4, Math.round((skill.call_count / max) * 100))}%` }}
+                />
+              </div>
+            </li>
+          ))}
+        </ul>
+      )}
+    </div>
+  );
+}
+
+function QuestionsCard({
+  title,
+  icon: Icon,
+  questions,
+}: {
+  title: string;
+  icon: LucideIcon;
+  questions: string[];
+}) {
+  const top = questions.slice(0, 10);
+  return (
+    <div className="rounded-xl border border-[#F1D6D6] bg-white p-4 shadow-sm dark:border-[#213D5E] dark:bg-[#02244C]">
+      <div className="mb-3 flex items-center gap-2 text-sm font-semibold text-[#231815] dark:text-white">
+        <Icon className="size-4 text-[#C1121F] dark:text-[#7FACF2]" />
+        {title}
+      </div>
+      {top.length === 0 ? (
+        <div className="py-8 text-center text-sm text-[#8B6B6B] dark:text-[#7FACF2]">暂无数据</div>
+      ) : (
+        <ol className="space-y-2">
+          {top.map((text, index) => (
+            <li key={`${index}-${text.slice(0, 12)}`} className="flex gap-2 text-sm leading-6">
+              <span className="shrink-0 font-semibold text-[#C1121F] dark:text-[#7FACF2]">{index + 1}.</span>
+              <span className="min-w-0 text-[#5F6368] dark:text-slate-300">{text}</span>
+            </li>
+          ))}
+        </ol>
+      )}
+    </div>
+  );
+}
diff --git a/frontend-web/src/pages/RecommendedQuestionsPage.tsx b/frontend-web/src/pages/RecommendedQuestionsPage.tsx
index 6a22170c..3877fd1f 100644
--- a/frontend-web/src/pages/RecommendedQuestionsPage.tsx
+++ b/frontend-web/src/pages/RecommendedQuestionsPage.tsx
@@ -59,7 +59,11 @@ const errorToastDarkOptions = {
   icon: <AlertCircle className="size-4 shrink-0 text-[#F5222D]" />,
 } as const;
 
-export default function RecommendedQuestionsPage() {
+export default function RecommendedQuestionsPage({
+  embedded = false,
+}: {
+  embedded?: boolean;
+} = {}) {
   const { theme } = useTheme();
   const { questions, isLoading, error } = useRecommendedQuestions();
   const createMutation = useCreateRecommendedQuestion();
@@ -176,10 +180,16 @@ export default function RecommendedQuestionsPage() {
       : { success: undefined, error: undefined };
 
   return (
-    <div className="mx-auto flex w-full max-w-2xl flex-col gap-6 px-6 py-10">
+    <div
+      className={
+        embedded
+          ? "flex w-full flex-col gap-6"
+          : "mx-auto flex w-full max-w-2xl flex-col gap-6 px-6 py-10"
+      }
+    >
       <div className="flex items-center justify-between">
         <div>
-          <h1 className="text-xl font-semibold">推荐问题配置</h1>
+          <h1 className={embedded ? "text-base font-semibold" : "text-xl font-semibold"}>推荐问题配置</h1>
           <p className="text-muted-foreground mt-1 text-sm">
             管理首页展示的推荐问题，点击后直接发送到对话。拖拽可调整顺序。
           </p>
diff --git a/offline-backend-20260512/backend/CLAUDE.md b/offline-backend-20260512/backend/CLAUDE.md
index f6bfc4c9..9b467307 100644
--- a/offline-backend-20260512/backend/CLAUDE.md
+++ b/offline-backend-20260512/backend/CLAUDE.md
@@ -250,6 +250,7 @@ FastAPI application on port 8001 with health check at `GET /health`. Set `GATEWA
 | **Scheduled Tasks** (`/api/scheduled-tasks`) | Per-user cron-like agent tasks. `GET/POST /` - list/create owned tasks; `PATCH/DELETE /{id}` - update/delete (owner); `POST /{id}/{pause,resume,trigger}`; `GET /{id}/runs`, `GET /runs/{rid}`, run-file preview/edit/download; `GET /runs/{rid}/messages` - agent messages for the run's underlying agent run (used to inspect a stuck/running run; authorized via `_load_run`); `GET /runs/{rid}/html` - generated HTML document for an `html_page` run; `DELETE /runs/{rid}` - owner-scoped, with an admin fallback so admins can delete any user's run; publish/subscribe under `/{id}/{publish,unpublish,subscribe}` and `GET /published`. **Admin (cross-user):** `GET /admin/all` - every task; `PATCH/DELETE /admin/{id}` - edit/delete any task; `POST /admin/{id}/trigger`; `GET /admin/{id}/runs`. Admin routes require `system_role == "admin"`. |
 | **HTML Page Favorites** (`/api/html-page-favorites`) | Bookmarked generated HTML pages, owner-scoped. `GET /` - list; `POST /` `{page_id, title?, description?, tags?}` - bookmark a `scheduled_html_pages` row (extracts a reusable style/layout summary via GLM5 at favorite time); a page can only be favorited once per user (`DuplicateFavoriteError` → HTTP 409). `GET/DELETE /{id}` - read/delete (the create-task reference picker deletes favorites here). A favorite can be selected as a style reference when creating a new `html_page` task. |
 | **Public Scheduled Tasks** (`/api/public/scheduled-tasks`) | **Unauthenticated** mirror for embedding. Adds `GET /runs/{rid}/html` and `GET /{task_id}/latest-html` for the `html_page` preview; the run result keeps `result.html` (only file paths are redacted). |
+| **Public Leaderboard** (`/api/public/leaderboard`) | **Unauthenticated** read-only user leaderboard snapshot powering the public publish page (`#/public/leaderboard`). `GET /` returns the same `AdminLeaderboardResponse` as the admin endpoint, reusing `_load_or_schedule_daily_leaderboard` and honoring the system-wide leaderboard settings (excluded users, scheduled/admin/failed inclusion). No admin controls, no mutations. Router: `app/gateway/routers/public_leaderboard.py`. |
 
 Proxied through nginx: `/api/langgraph/*` → LangGraph, all other `/api/*` → Gateway.
 
diff --git a/offline-backend-20260512/backend/app/gateway/app.py b/offline-backend-20260512/backend/app/gateway/app.py
index b3d2fa64..283a790f 100644
--- a/offline-backend-20260512/backend/app/gateway/app.py
+++ b/offline-backend-20260512/backend/app/gateway/app.py
@@ -2,12 +2,12 @@ import asyncio
 import logging
 import os
 import queue
-import sys
-import threading
-from collections.abc import AsyncGenerator
-from contextlib import asynccontextmanager
-from datetime import datetime
-from time import perf_counter
+import sys
+import threading
+from collections.abc import AsyncGenerator
+from contextlib import asynccontextmanager
+from datetime import datetime
+from time import perf_counter
 
 from dotenv import load_dotenv
 from fastapi import FastAPI
@@ -29,13 +29,13 @@ from app.gateway.routers import (
     ai_writing,
     admin_users,
     agents,
-    artifacts,
-    assistants_compat,
-    auth,
-    browser_context,
-    channels,
-    checkpoint_migration,
-    feedback,
+    artifacts,
+    assistants_compat,
+    auth,
+    browser_context,
+    channels,
+    checkpoint_migration,
+    feedback,
     html_page_favorites,
     intent,
     llm_metrics,
@@ -45,6 +45,7 @@ from app.gateway.routers import (
     multi_agent,
     notifications,
     public_embed,
+    public_leaderboard,
     public_scheduled_tasks,
     recommend,
     recommended_questions,
@@ -381,7 +382,7 @@ def _release_singleton_lock(handle) -> None:
             pass
 
 
-async def _curator_scheduler_loop() -> None:
+async def _curator_scheduler_loop() -> None:
     """常驻后台任务:每隔 _CURATOR_CHECK_INTERVAL_SECONDS 检查一次需不需要进化。
 
     多 worker 部署下用文件锁做 leader 选举 —— 只有抢到锁的那个 worker 进程真正
@@ -407,344 +408,344 @@ async def _curator_scheduler_loop() -> None:
             except Exception:
                 logger.exception("Curator scheduler tick failed (non-fatal)")
             await asyncio.sleep(_CURATOR_CHECK_INTERVAL_SECONDS)
-    finally:
-        _release_singleton_lock(lock_handle)
-
-
-def _env_bool(name: str, default: bool) -> bool:
-    raw = os.getenv(name)
-    if raw is None:
-        return default
-    return raw.strip().lower() not in {"0", "false", "no", "off"}
-
-
-def _env_int(name: str, default: int, *, alias: str | None = None, minimum: int = 1) -> int:
-    raw = os.getenv(name)
-    if raw is None and alias:
-        raw = os.getenv(alias)
-    if raw is None:
-        raw = str(default)
-    try:
-        value = int(raw)
-    except ValueError:
-        return default
-    return max(minimum, value)
-
-
-def _env_float(name: str, default: float, *, alias: str | None = None, minimum: float = 0.0) -> float:
-    raw = os.getenv(name)
-    if raw is None and alias:
-        raw = os.getenv(alias)
-    if raw is None:
-        raw = str(default)
-    try:
-        value = float(raw)
-    except ValueError:
-        return default
-    return max(minimum, value)
-
-
-_LEADERBOARD_SNAPSHOT_BACKGROUND_ENABLED = _env_bool("ADMIN_LEADERBOARD_BACKGROUND_ENABLED", True)
-_LEADERBOARD_SNAPSHOT_PREWARM_DAYS = _env_int(
-    "ADMIN_LEADERBOARD_BACKGROUND_PREWARM_DAYS",
-    30,
-)
-_LEADERBOARD_SNAPSHOT_BATCH_SIZE = _env_int(
-    "ADMIN_LEADERBOARD_BACKGROUND_BATCH_SIZE",
-    1,
-)
-_LEADERBOARD_SNAPSHOT_INTERVAL_SECONDS = _env_float(
-    "ADMIN_LEADERBOARD_BACKGROUND_INTERVAL_SECONDS",
-    300.0,
-)
-_LEADERBOARD_SNAPSHOT_SLEEP_SECONDS = _env_float(
-    "ADMIN_LEADERBOARD_BACKGROUND_SLEEP_SECONDS",
-    2.0,
-)
-_LEADERBOARD_SNAPSHOT_RUNNING_TTL_SECONDS = _env_int(
-    "ADMIN_LEADERBOARD_BACKGROUND_RUNNING_TTL_SECONDS",
-    1800,
-)
-_LEADERBOARD_SNAPSHOT_STARTUP_DELAY_SECONDS = _env_float(
-    "ADMIN_LEADERBOARD_BACKGROUND_STARTUP_DELAY_SECONDS",
-    60.0,
-)
-
-
-def _leaderboard_scheduler_sql_for_log(stmt) -> str:
-    try:
-        return str(stmt.compile(compile_kwargs={"literal_binds": True}))
-    except Exception:
-        return str(stmt)
-
-
-async def _execute_leaderboard_scheduler_query(session, step: str, stmt, **context):
-    sql = _leaderboard_scheduler_sql_for_log(stmt)
-    logger.info(
-        "Leaderboard snapshot DB query start: step=%s stat_date=%s job=%s settings_hash=%s started_at=%s sql=%s",
-        step,
-        context.get("stat_date") or context.get("stat_dates") or "",
-        context.get("job_key") or "",
-        context.get("settings_hash") or "",
-        datetime.now().isoformat(),
-        sql,
-    )
-    start = perf_counter()
-    try:
-        result = await session.execute(stmt)
-    except Exception:
-        logger.exception(
-            "Leaderboard snapshot DB query failed: step=%s stat_date=%s job=%s settings_hash=%s elapsed_ms=%.2f",
-            step,
-            context.get("stat_date") or context.get("stat_dates") or "",
-            context.get("job_key") or "",
-            context.get("settings_hash") or "",
-            (perf_counter() - start) * 1000,
-        )
-        raise
-    logger.info(
-        "Leaderboard snapshot DB query done: step=%s stat_date=%s job=%s settings_hash=%s finished_at=%s elapsed_ms=%.2f",
-        step,
-        context.get("stat_date") or context.get("stat_dates") or "",
-        context.get("job_key") or "",
-        context.get("settings_hash") or "",
-        datetime.now().isoformat(),
-        (perf_counter() - start) * 1000,
-    )
-    return result
-
-
-async def _time_leaderboard_scheduler_db_operation(step: str, operation, *, sql: str = "", **context):
-    logger.info(
-        "Leaderboard snapshot DB query start: step=%s stat_date=%s job=%s settings_hash=%s started_at=%s sql=%s",
-        step,
-        context.get("stat_date") or context.get("stat_dates") or "",
-        context.get("job_key") or "",
-        context.get("settings_hash") or "",
-        datetime.now().isoformat(),
-        sql,
-    )
-    start = perf_counter()
-    try:
-        result = await operation()
-    except Exception:
-        logger.exception(
-            "Leaderboard snapshot DB query failed: step=%s stat_date=%s job=%s settings_hash=%s elapsed_ms=%.2f",
-            step,
-            context.get("stat_date") or context.get("stat_dates") or "",
-            context.get("job_key") or "",
-            context.get("settings_hash") or "",
-            (perf_counter() - start) * 1000,
-        )
-        raise
-    logger.info(
-        "Leaderboard snapshot DB query done: step=%s stat_date=%s job=%s settings_hash=%s finished_at=%s elapsed_ms=%.2f",
-        step,
-        context.get("stat_date") or context.get("stat_dates") or "",
-        context.get("job_key") or "",
-        context.get("settings_hash") or "",
-        datetime.now().isoformat(),
-        (perf_counter() - start) * 1000,
-    )
-    return result
-
-
-def _recent_leaderboard_stat_dates(days: int) -> list[str]:
-    from datetime import datetime, timedelta
-
-    from deerflow.persistence.types import BEIJING_TZ
-
-    today = datetime.now(BEIJING_TZ).date()
-    start = today - timedelta(days=max(1, days) - 1)
-    return [(start + timedelta(days=i)).isoformat() for i in range((today - start).days + 1)]
-
-
-async def _leaderboard_snapshot_due_dates(
-    session_factory,
-    *,
-    settings_hash: str,
-    limit: int,
-    running_ttl_seconds: int,
-) -> list[str]:
-    from datetime import UTC, datetime, timedelta
-
-    from sqlalchemy import and_, or_, select
-
-    from deerflow.persistence.admin_stats.model import AdminLeaderboardDailyStatRow
-
-    cutoff = datetime.now(UTC) - timedelta(seconds=running_ttl_seconds)
-    async with session_factory() as session:
-        stmt = (
-            select(AdminLeaderboardDailyStatRow.stat_date)
-            .where(
-                AdminLeaderboardDailyStatRow.settings_hash == settings_hash,
-                or_(
-                    AdminLeaderboardDailyStatRow.status.in_(["queued", "error"]),
-                    and_(
-                        AdminLeaderboardDailyStatRow.status == "running",
-                        AdminLeaderboardDailyStatRow.updated_at < cutoff,
-                    ),
-                ),
-            )
-            .order_by(AdminLeaderboardDailyStatRow.stat_date.desc())
-            .limit(limit)
-        )
-        rows = (
-            await _execute_leaderboard_scheduler_query(
-                session,
-                "scheduler.due_dates",
-                stmt,
-                settings_hash=settings_hash,
-            )
-        ).all()
-    return [str(row[0]) for row in rows]
-
-
-async def _claim_leaderboard_snapshot(
-    session_factory,
-    *,
-    stat_date: str,
-    settings_hash: str,
-    running_ttl_seconds: int,
-) -> bool:
-    from datetime import UTC, datetime
-
-    from app.gateway.routers.admin_users import _snapshot_is_fresh
-    from deerflow.persistence.admin_stats.model import AdminLeaderboardDailyStatRow
-    from deerflow.persistence.types import BEIJING_TZ
-
-    async with session_factory() as session:
-        row = await _time_leaderboard_scheduler_db_operation(
-            "scheduler.claim.get",
-            lambda: session.get(
-                AdminLeaderboardDailyStatRow,
-                {"stat_date": stat_date, "settings_hash": settings_hash},
-            ),
-            sql="SELECT admin_leaderboard_daily_stats by primary key",
-            stat_date=stat_date,
-            settings_hash=settings_hash,
-        )
-        if row is None or _snapshot_is_fresh(row, stat_date):
-            return False
-        if row.status == "running":
-            updated_at = row.updated_at
-            if isinstance(updated_at, datetime):
-                if updated_at.tzinfo is None:
-                    updated_at = updated_at.replace(tzinfo=BEIJING_TZ)
-                age = (datetime.now(BEIJING_TZ) - updated_at.astimezone(BEIJING_TZ)).total_seconds()
-                if age < running_ttl_seconds:
-                    return False
-        row.status = "running"
-        row.message = "排行榜后台统计任务已认领。"
-        row.error = None
-        row.updated_at = datetime.now(UTC)
-        await _time_leaderboard_scheduler_db_operation(
-            "scheduler.claim.commit",
-            lambda: session.commit(),
-            sql="COMMIT",
-            stat_date=stat_date,
-            settings_hash=settings_hash,
-        )
-    return True
-
-
-async def _run_leaderboard_snapshot_tick() -> tuple[int, int]:
-    from app.gateway.routers.admin_users import (
-        _daily_job_key,
-        _queue_daily_leaderboard_snapshots,
-        _refresh_daily_leaderboard_snapshot,
-        _resolve_leaderboard_snapshot_scope,
-    )
-    from deerflow.config.system_settings import load_system_settings
-    from deerflow.persistence.engine import get_session_factory
-
-    session_factory = get_session_factory()
-    if session_factory is None:
-        return 0, 0
-
-    settings = load_system_settings().leaderboard
-    excluded, include_scheduled, include_admins, include_failed, settings_hash = _resolve_leaderboard_snapshot_scope(settings)
-    stat_dates = _recent_leaderboard_stat_dates(_LEADERBOARD_SNAPSHOT_PREWARM_DAYS)
-    queued_dates = await _queue_daily_leaderboard_snapshots(
-        session_factory,
-        stat_dates,
-        settings_hash,
-        message="排行榜后台统计任务定期预热/补算队列。",
-    )
-
-    due_dates = await _leaderboard_snapshot_due_dates(
-        session_factory,
-        settings_hash=settings_hash,
-        limit=_LEADERBOARD_SNAPSHOT_BATCH_SIZE,
-        running_ttl_seconds=_LEADERBOARD_SNAPSHOT_RUNNING_TTL_SECONDS,
-    )
-    processed = 0
-    for stat_date in due_dates:
-        claimed = await _claim_leaderboard_snapshot(
-            session_factory,
-            stat_date=stat_date,
-            settings_hash=settings_hash,
-            running_ttl_seconds=_LEADERBOARD_SNAPSHOT_RUNNING_TTL_SECONDS,
-        )
-        if not claimed:
-            continue
-        logger.info("Leaderboard snapshot scheduler: building date=%s hash=%s", stat_date, settings_hash[:10])
-        await _refresh_daily_leaderboard_snapshot(
-            _daily_job_key(stat_date, settings_hash),
-            session_factory=session_factory,
-            settings=settings,
-            stat_date=stat_date,
-            settings_hash=settings_hash,
-            excluded=excluded,
-            include_scheduled=include_scheduled,
-            include_admins=include_admins,
-            include_failed=include_failed,
-        )
-        processed += 1
-        if _LEADERBOARD_SNAPSHOT_SLEEP_SECONDS > 0 and processed < len(due_dates):
-            await asyncio.sleep(_LEADERBOARD_SNAPSHOT_SLEEP_SECONDS)
-    return processed, len(queued_dates)
-
-
-async def _leaderboard_snapshot_scheduler_loop() -> None:
-    """Background task inside the existing gateway process for daily snapshots."""
-    if not _LEADERBOARD_SNAPSHOT_BACKGROUND_ENABLED:
-        logger.info("Leaderboard snapshot scheduler disabled by ADMIN_LEADERBOARD_BACKGROUND_ENABLED")
-        return
-
-    from deerflow.config.runtime_paths import runtime_home
-
-    lock_handle = _acquire_singleton_lock(runtime_home() / ".leaderboard_snapshot_scheduler.lock")
-    if lock_handle is None:
-        logger.info("Leaderboard snapshot scheduler: another gateway worker holds the lock; this worker skips")
-        return
-
-    logger.info(
-        "Leaderboard snapshot scheduler started: prewarm_days=%d batch_size=%d interval=%.1fs",
-        _LEADERBOARD_SNAPSHOT_PREWARM_DAYS,
-        _LEADERBOARD_SNAPSHOT_BATCH_SIZE,
-        _LEADERBOARD_SNAPSHOT_INTERVAL_SECONDS,
-    )
-    try:
-        if _LEADERBOARD_SNAPSHOT_STARTUP_DELAY_SECONDS > 0:
-            await asyncio.sleep(_LEADERBOARD_SNAPSHOT_STARTUP_DELAY_SECONDS)
-        while True:
-            try:
-                processed, queued = await _run_leaderboard_snapshot_tick()
-                if processed or queued:
-                    logger.info(
-                        "Leaderboard snapshot scheduler tick: queued=%d processed=%d",
-                        queued,
-                        processed,
-                    )
-            except Exception:
-                logger.exception("Leaderboard snapshot scheduler tick failed (non-fatal)")
-            await asyncio.sleep(_LEADERBOARD_SNAPSHOT_INTERVAL_SECONDS)
-    finally:
-        _release_singleton_lock(lock_handle)
-
-
-def _warn_if_multi_worker() -> None:
+    finally:
+        _release_singleton_lock(lock_handle)
+
+
+def _env_bool(name: str, default: bool) -> bool:
+    raw = os.getenv(name)
+    if raw is None:
+        return default
+    return raw.strip().lower() not in {"0", "false", "no", "off"}
+
+
+def _env_int(name: str, default: int, *, alias: str | None = None, minimum: int = 1) -> int:
+    raw = os.getenv(name)
+    if raw is None and alias:
+        raw = os.getenv(alias)
+    if raw is None:
+        raw = str(default)
+    try:
+        value = int(raw)
+    except ValueError:
+        return default
+    return max(minimum, value)
+
+
+def _env_float(name: str, default: float, *, alias: str | None = None, minimum: float = 0.0) -> float:
+    raw = os.getenv(name)
+    if raw is None and alias:
+        raw = os.getenv(alias)
+    if raw is None:
+        raw = str(default)
+    try:
+        value = float(raw)
+    except ValueError:
+        return default
+    return max(minimum, value)
+
+
+_LEADERBOARD_SNAPSHOT_BACKGROUND_ENABLED = _env_bool("ADMIN_LEADERBOARD_BACKGROUND_ENABLED", True)
+_LEADERBOARD_SNAPSHOT_PREWARM_DAYS = _env_int(
+    "ADMIN_LEADERBOARD_BACKGROUND_PREWARM_DAYS",
+    30,
+)
+_LEADERBOARD_SNAPSHOT_BATCH_SIZE = _env_int(
+    "ADMIN_LEADERBOARD_BACKGROUND_BATCH_SIZE",
+    1,
+)
+_LEADERBOARD_SNAPSHOT_INTERVAL_SECONDS = _env_float(
+    "ADMIN_LEADERBOARD_BACKGROUND_INTERVAL_SECONDS",
+    300.0,
+)
+_LEADERBOARD_SNAPSHOT_SLEEP_SECONDS = _env_float(
+    "ADMIN_LEADERBOARD_BACKGROUND_SLEEP_SECONDS",
+    2.0,
+)
+_LEADERBOARD_SNAPSHOT_RUNNING_TTL_SECONDS = _env_int(
+    "ADMIN_LEADERBOARD_BACKGROUND_RUNNING_TTL_SECONDS",
+    1800,
+)
+_LEADERBOARD_SNAPSHOT_STARTUP_DELAY_SECONDS = _env_float(
+    "ADMIN_LEADERBOARD_BACKGROUND_STARTUP_DELAY_SECONDS",
+    60.0,
+)
+
+
+def _leaderboard_scheduler_sql_for_log(stmt) -> str:
+    try:
+        return str(stmt.compile(compile_kwargs={"literal_binds": True}))
+    except Exception:
+        return str(stmt)
+
+
+async def _execute_leaderboard_scheduler_query(session, step: str, stmt, **context):
+    sql = _leaderboard_scheduler_sql_for_log(stmt)
+    logger.info(
+        "Leaderboard snapshot DB query start: step=%s stat_date=%s job=%s settings_hash=%s started_at=%s sql=%s",
+        step,
+        context.get("stat_date") or context.get("stat_dates") or "",
+        context.get("job_key") or "",
+        context.get("settings_hash") or "",
+        datetime.now().isoformat(),
+        sql,
+    )
+    start = perf_counter()
+    try:
+        result = await session.execute(stmt)
+    except Exception:
+        logger.exception(
+            "Leaderboard snapshot DB query failed: step=%s stat_date=%s job=%s settings_hash=%s elapsed_ms=%.2f",
+            step,
+            context.get("stat_date") or context.get("stat_dates") or "",
+            context.get("job_key") or "",
+            context.get("settings_hash") or "",
+            (perf_counter() - start) * 1000,
+        )
+        raise
+    logger.info(
+        "Leaderboard snapshot DB query done: step=%s stat_date=%s job=%s settings_hash=%s finished_at=%s elapsed_ms=%.2f",
+        step,
+        context.get("stat_date") or context.get("stat_dates") or "",
+        context.get("job_key") or "",
+        context.get("settings_hash") or "",
+        datetime.now().isoformat(),
+        (perf_counter() - start) * 1000,
+    )
+    return result
+
+
+async def _time_leaderboard_scheduler_db_operation(step: str, operation, *, sql: str = "", **context):
+    logger.info(
+        "Leaderboard snapshot DB query start: step=%s stat_date=%s job=%s settings_hash=%s started_at=%s sql=%s",
+        step,
+        context.get("stat_date") or context.get("stat_dates") or "",
+        context.get("job_key") or "",
+        context.get("settings_hash") or "",
+        datetime.now().isoformat(),
+        sql,
+    )
+    start = perf_counter()
+    try:
+        result = await operation()
+    except Exception:
+        logger.exception(
+            "Leaderboard snapshot DB query failed: step=%s stat_date=%s job=%s settings_hash=%s elapsed_ms=%.2f",
+            step,
+            context.get("stat_date") or context.get("stat_dates") or "",
+            context.get("job_key") or "",
+            context.get("settings_hash") or "",
+            (perf_counter() - start) * 1000,
+        )
+        raise
+    logger.info(
+        "Leaderboard snapshot DB query done: step=%s stat_date=%s job=%s settings_hash=%s finished_at=%s elapsed_ms=%.2f",
+        step,
+        context.get("stat_date") or context.get("stat_dates") or "",
+        context.get("job_key") or "",
+        context.get("settings_hash") or "",
+        datetime.now().isoformat(),
+        (perf_counter() - start) * 1000,
+    )
+    return result
+
+
+def _recent_leaderboard_stat_dates(days: int) -> list[str]:
+    from datetime import datetime, timedelta
+
+    from deerflow.persistence.types import BEIJING_TZ
+
+    today = datetime.now(BEIJING_TZ).date()
+    start = today - timedelta(days=max(1, days) - 1)
+    return [(start + timedelta(days=i)).isoformat() for i in range((today - start).days + 1)]
+
+
+async def _leaderboard_snapshot_due_dates(
+    session_factory,
+    *,
+    settings_hash: str,
+    limit: int,
+    running_ttl_seconds: int,
+) -> list[str]:
+    from datetime import UTC, datetime, timedelta
+
+    from sqlalchemy import and_, or_, select
+
+    from deerflow.persistence.admin_stats.model import AdminLeaderboardDailyStatRow
+
+    cutoff = datetime.now(UTC) - timedelta(seconds=running_ttl_seconds)
+    async with session_factory() as session:
+        stmt = (
+            select(AdminLeaderboardDailyStatRow.stat_date)
+            .where(
+                AdminLeaderboardDailyStatRow.settings_hash == settings_hash,
+                or_(
+                    AdminLeaderboardDailyStatRow.status.in_(["queued", "error"]),
+                    and_(
+                        AdminLeaderboardDailyStatRow.status == "running",
+                        AdminLeaderboardDailyStatRow.updated_at < cutoff,
+                    ),
+                ),
+            )
+            .order_by(AdminLeaderboardDailyStatRow.stat_date.desc())
+            .limit(limit)
+        )
+        rows = (
+            await _execute_leaderboard_scheduler_query(
+                session,
+                "scheduler.due_dates",
+                stmt,
+                settings_hash=settings_hash,
+            )
+        ).all()
+    return [str(row[0]) for row in rows]
+
+
+async def _claim_leaderboard_snapshot(
+    session_factory,
+    *,
+    stat_date: str,
+    settings_hash: str,
+    running_ttl_seconds: int,
+) -> bool:
+    from datetime import UTC, datetime
+
+    from app.gateway.routers.admin_users import _snapshot_is_fresh
+    from deerflow.persistence.admin_stats.model import AdminLeaderboardDailyStatRow
+    from deerflow.persistence.types import BEIJING_TZ
+
+    async with session_factory() as session:
+        row = await _time_leaderboard_scheduler_db_operation(
+            "scheduler.claim.get",
+            lambda: session.get(
+                AdminLeaderboardDailyStatRow,
+                {"stat_date": stat_date, "settings_hash": settings_hash},
+            ),
+            sql="SELECT admin_leaderboard_daily_stats by primary key",
+            stat_date=stat_date,
+            settings_hash=settings_hash,
+        )
+        if row is None or _snapshot_is_fresh(row, stat_date):
+            return False
+        if row.status == "running":
+            updated_at = row.updated_at
+            if isinstance(updated_at, datetime):
+                if updated_at.tzinfo is None:
+                    updated_at = updated_at.replace(tzinfo=BEIJING_TZ)
+                age = (datetime.now(BEIJING_TZ) - updated_at.astimezone(BEIJING_TZ)).total_seconds()
+                if age < running_ttl_seconds:
+                    return False
+        row.status = "running"
+        row.message = "排行榜后台统计任务已认领。"
+        row.error = None
+        row.updated_at = datetime.now(UTC)
+        await _time_leaderboard_scheduler_db_operation(
+            "scheduler.claim.commit",
+            lambda: session.commit(),
+            sql="COMMIT",
+            stat_date=stat_date,
+            settings_hash=settings_hash,
+        )
+    return True
+
+
+async def _run_leaderboard_snapshot_tick() -> tuple[int, int]:
+    from app.gateway.routers.admin_users import (
+        _daily_job_key,
+        _queue_daily_leaderboard_snapshots,
+        _refresh_daily_leaderboard_snapshot,
+        _resolve_leaderboard_snapshot_scope,
+    )
+    from deerflow.config.system_settings import load_system_settings
+    from deerflow.persistence.engine import get_session_factory
+
+    session_factory = get_session_factory()
+    if session_factory is None:
+        return 0, 0
+
+    settings = load_system_settings().leaderboard
+    excluded, include_scheduled, include_admins, include_failed, settings_hash = _resolve_leaderboard_snapshot_scope(settings)
+    stat_dates = _recent_leaderboard_stat_dates(_LEADERBOARD_SNAPSHOT_PREWARM_DAYS)
+    queued_dates = await _queue_daily_leaderboard_snapshots(
+        session_factory,
+        stat_dates,
+        settings_hash,
+        message="排行榜后台统计任务定期预热/补算队列。",
+    )
+
+    due_dates = await _leaderboard_snapshot_due_dates(
+        session_factory,
+        settings_hash=settings_hash,
+        limit=_LEADERBOARD_SNAPSHOT_BATCH_SIZE,
+        running_ttl_seconds=_LEADERBOARD_SNAPSHOT_RUNNING_TTL_SECONDS,
+    )
+    processed = 0
+    for stat_date in due_dates:
+        claimed = await _claim_leaderboard_snapshot(
+            session_factory,
+            stat_date=stat_date,
+            settings_hash=settings_hash,
+            running_ttl_seconds=_LEADERBOARD_SNAPSHOT_RUNNING_TTL_SECONDS,
+        )
+        if not claimed:
+            continue
+        logger.info("Leaderboard snapshot scheduler: building date=%s hash=%s", stat_date, settings_hash[:10])
+        await _refresh_daily_leaderboard_snapshot(
+            _daily_job_key(stat_date, settings_hash),
+            session_factory=session_factory,
+            settings=settings,
+            stat_date=stat_date,
+            settings_hash=settings_hash,
+            excluded=excluded,
+            include_scheduled=include_scheduled,
+            include_admins=include_admins,
+            include_failed=include_failed,
+        )
+        processed += 1
+        if _LEADERBOARD_SNAPSHOT_SLEEP_SECONDS > 0 and processed < len(due_dates):
+            await asyncio.sleep(_LEADERBOARD_SNAPSHOT_SLEEP_SECONDS)
+    return processed, len(queued_dates)
+
+
+async def _leaderboard_snapshot_scheduler_loop() -> None:
+    """Background task inside the existing gateway process for daily snapshots."""
+    if not _LEADERBOARD_SNAPSHOT_BACKGROUND_ENABLED:
+        logger.info("Leaderboard snapshot scheduler disabled by ADMIN_LEADERBOARD_BACKGROUND_ENABLED")
+        return
+
+    from deerflow.config.runtime_paths import runtime_home
+
+    lock_handle = _acquire_singleton_lock(runtime_home() / ".leaderboard_snapshot_scheduler.lock")
+    if lock_handle is None:
+        logger.info("Leaderboard snapshot scheduler: another gateway worker holds the lock; this worker skips")
+        return
+
+    logger.info(
+        "Leaderboard snapshot scheduler started: prewarm_days=%d batch_size=%d interval=%.1fs",
+        _LEADERBOARD_SNAPSHOT_PREWARM_DAYS,
+        _LEADERBOARD_SNAPSHOT_BATCH_SIZE,
+        _LEADERBOARD_SNAPSHOT_INTERVAL_SECONDS,
+    )
+    try:
+        if _LEADERBOARD_SNAPSHOT_STARTUP_DELAY_SECONDS > 0:
+            await asyncio.sleep(_LEADERBOARD_SNAPSHOT_STARTUP_DELAY_SECONDS)
+        while True:
+            try:
+                processed, queued = await _run_leaderboard_snapshot_tick()
+                if processed or queued:
+                    logger.info(
+                        "Leaderboard snapshot scheduler tick: queued=%d processed=%d",
+                        queued,
+                        processed,
+                    )
+            except Exception:
+                logger.exception("Leaderboard snapshot scheduler tick failed (non-fatal)")
+            await asyncio.sleep(_LEADERBOARD_SNAPSHOT_INTERVAL_SECONDS)
+    finally:
+        _release_singleton_lock(lock_handle)
+
+
+def _warn_if_multi_worker() -> None:
     """检测 uvicorn / gunicorn 多 worker 部署并打 ERROR 日志。
 
     主 agent / canvas / AI 写作流式响应在 Gateway 进程内通过 ``StreamBridge``
@@ -898,21 +899,21 @@ async def lifespan(app: FastAPI) -> AsyncGenerator[None, None]:
         # 默认每天凌晨 3 点扫一次,删 retention_days(默认 7 天)以前的会话,联动
         # 清理 MySQL 业务表 + SQLite checkpointer 里的 thread 状态。多 worker
         # 下用文件锁选 leader,只有抢到锁的 worker 真正跑清理。
-        try:
-            from app.gateway.ai_writing_cleanup import cleanup_scheduler_loop
-
-            app.state.ai_writing_cleanup_task = asyncio.create_task(cleanup_scheduler_loop(app))
-        except Exception:
-            logger.exception("AI writing cleanup scheduler failed to start (non-fatal)")
-
-        try:
-            app.state.leaderboard_snapshot_scheduler_task = asyncio.create_task(_leaderboard_snapshot_scheduler_loop())
-        except Exception:
-            logger.exception("Leaderboard snapshot scheduler failed to start (non-fatal)")
-
-        # Start IM channel service if any channels are configured
-        try:
-            from app.channels.service import start_channel_service
+        try:
+            from app.gateway.ai_writing_cleanup import cleanup_scheduler_loop
+
+            app.state.ai_writing_cleanup_task = asyncio.create_task(cleanup_scheduler_loop(app))
+        except Exception:
+            logger.exception("AI writing cleanup scheduler failed to start (non-fatal)")
+
+        try:
+            app.state.leaderboard_snapshot_scheduler_task = asyncio.create_task(_leaderboard_snapshot_scheduler_loop())
+        except Exception:
+            logger.exception("Leaderboard snapshot scheduler failed to start (non-fatal)")
+
+        # Start IM channel service if any channels are configured
+        try:
+            from app.channels.service import start_channel_service
 
             channel_service = await start_channel_service(app.state.config)
             logger.info("Channel service started: %s", channel_service.get_status())
@@ -956,17 +957,17 @@ async def lifespan(app: FastAPI) -> AsyncGenerator[None, None]:
             except asyncio.CancelledError:
                 pass
             except Exception:
-                logger.exception("AI writing cleanup scheduler shutdown error")
-
-        leaderboard_snapshot_task = getattr(app.state, "leaderboard_snapshot_scheduler_task", None)
-        if leaderboard_snapshot_task is not None:
-            leaderboard_snapshot_task.cancel()
-            try:
-                await leaderboard_snapshot_task
-            except asyncio.CancelledError:
-                pass
-            except Exception:
-                logger.exception("Leaderboard snapshot scheduler shutdown error")
+                logger.exception("AI writing cleanup scheduler shutdown error")
+
+        leaderboard_snapshot_task = getattr(app.state, "leaderboard_snapshot_scheduler_task", None)
+        if leaderboard_snapshot_task is not None:
+            leaderboard_snapshot_task.cancel()
+            try:
+                await leaderboard_snapshot_task
+            except asyncio.CancelledError:
+                pass
+            except Exception:
+                logger.exception("Leaderboard snapshot scheduler shutdown error")
 
         # 阶段 7 删冗余：AI 写作 graph 不再自管 checkpointer / in-flight task；
         # thread 状态由 LangGraph Server 主 checkpointer 接管，lifespan 出口由
@@ -1198,14 +1199,14 @@ This gateway provides custom endpoints for models, MCP configuration, skills, an
     # Artifacts API is mounted at /api/threads/{thread_id}/artifacts
     app.include_router(artifacts.router)
 
-    # Uploads API is mounted at /api/threads/{thread_id}/uploads
-    app.include_router(uploads.router)
-
-    # Optional Chrome-extension page capture API is mounted at /api/browser-context
-    app.include_router(browser_context.router)
-
-    # Thread cleanup API is mounted at /api/threads/{thread_id}
-    app.include_router(threads.router)
+    # Uploads API is mounted at /api/threads/{thread_id}/uploads
+    app.include_router(uploads.router)
+
+    # Optional Chrome-extension page capture API is mounted at /api/browser-context
+    app.include_router(browser_context.router)
+
+    # Thread cleanup API is mounted at /api/threads/{thread_id}
+    app.include_router(threads.router)
 
     # Agents API is mounted at /api/agents
     app.include_router(agents.router)
@@ -1244,6 +1245,9 @@ This gateway provides custom endpoints for models, MCP configuration, skills, an
     # surface results without a DeerFlow login.
     app.include_router(public_scheduled_tasks.router)
 
+    # Public read-only user leaderboard publish page (/api/public/leaderboard)
+    app.include_router(public_leaderboard.router)
+
     # Public embed Q&A status polling (/api/public/embed/*)
     app.include_router(public_embed.router)
     app.include_router(html_page_favorites.router)
@@ -1254,18 +1258,18 @@ This gateway provides custom endpoints for models, MCP configuration, skills, an
     # Admin LLM metrics audit + export
     app.include_router(llm_metrics.router)
 
-    # Admin window into other users' threads / messages / memory
-    app.include_router(admin_users.router)
-    app.include_router(admin_users.self_router)
-
-    # Admin tool / skill call metrics audit + export
+    # Admin window into other users' threads / messages / memory
+    app.include_router(admin_users.router)
+    app.include_router(admin_users.self_router)
+
+    # Admin tool / skill call metrics audit + export
     app.include_router(tool_metrics.router)
 
     # Channels API is mounted at /api/channels
-    app.include_router(channels.router)
-
-    # Admin checkpoint migration API: SQLite legacy checkpoints -> Postgres.
-    app.include_router(checkpoint_migration.router)
+    app.include_router(channels.router)
+
+    # Admin checkpoint migration API: SQLite legacy checkpoints -> Postgres.
+    app.include_router(checkpoint_migration.router)
 
     # Assistants compatibility API (LangGraph Platform stub)
     app.include_router(assistants_compat.router)
diff --git a/offline-backend-20260512/backend/app/gateway/routers/agents.py b/offline-backend-20260512/backend/app/gateway/routers/agents.py
index a75df4c8..40de50f3 100644
--- a/offline-backend-20260512/backend/app/gateway/routers/agents.py
+++ b/offline-backend-20260512/backend/app/gateway/routers/agents.py
@@ -15,7 +15,7 @@ from fastapi import APIRouter, Depends, HTTPException, Query, Request
 from pydantic import BaseModel, Field
 
 from app.gateway.auth.password import verify_password_async
-from app.gateway.deps import get_agent_store, get_config, get_tag_store
+from app.gateway.deps import get_agent_store, get_config, get_tag_store
 from deerflow.agents.lead_agent.prompt import refresh_skills_system_prompt_cache_async
 from deerflow.config.agents_api_config import get_agents_api_config
 from deerflow.config.agents_config import list_custom_agents, load_agent_config, load_agent_soul, validate_agent_id
@@ -39,6 +39,7 @@ class AgentResponse(BaseModel):
     name: str = Field(..., description="Display name. Chinese and duplicate names are allowed.")
     description: str = Field(default="", description="Agent description")
     user_id: str | None = Field(default=None, description="Owner user id. Null means built-in.")
+    owner_username: str | None = Field(default=None, description="Publisher username (email local part). Null for built-in agents.")
     published: bool = Field(default=False, description="Whether a user-created agent is public")
     is_private: bool = Field(default=False, description="Whether the agent lives in the password-gated private square instead of the public one")
     builtin: bool = Field(default=False, description="True when user_id is null")
@@ -62,15 +63,15 @@ class AgentResponse(BaseModel):
     is_favorite: bool = Field(
         default=False,
         description="Whether the requesting user has favorited (收藏) this agent.",
-    )
-
-    is_pinned: bool = Field(
-        default=False,
-        description="Whether the requesting user has pinned this agent.",
-    )
-
-
-class AgentsListResponse(BaseModel):
+    )
+
+    is_pinned: bool = Field(
+        default=False,
+        description="Whether the requesting user has pinned this agent.",
+    )
+
+
+class AgentsListResponse(BaseModel):
     """Response model for listing agents.
 
     ``total`` / ``page`` / ``page_size`` describe server-side pagination. When
@@ -115,7 +116,7 @@ class AgentUpdateRequest(BaseModel):
     tool_groups: list[str] | None = Field(default=None, description="Updated tool group whitelist (config.yaml)")
 
 
-class AgentSelectorResponse(BaseModel):
+class AgentSelectorResponse(BaseModel):
     """Response for the homepage agent selector dropdown.
 
     The list is fully curated by admins (``featured_order`` on each row).
@@ -125,10 +126,10 @@ class AgentSelectorResponse(BaseModel):
     agents: list[AgentResponse] = Field(
         default_factory=list,
         description="Admin-curated agents, sorted by featured_order ascending.",
-    )
-
-
-class AgentFeaturedRequest(BaseModel):
+    )
+
+
+class AgentFeaturedRequest(BaseModel):
     """Request body for setting/clearing an agent's homepage featured rank."""
 
     order: int | None = Field(
@@ -159,6 +160,41 @@ def _is_admin_user(request: Request) -> bool:
     return getattr(user, "system_role", None) == "admin"
 
 
+def _email_local_part(email: str | None) -> str | None:
+    """Return the username portion (before ``@``) of an email address."""
+    if not email:
+        return None
+    at = email.find("@")
+    return email[:at] if at > 0 else email
+
+
+async def _resolve_usernames(user_ids: set[str]) -> dict[str, str]:
+    """Batch-resolve owner user ids to friendly usernames (email local part).
+
+    One lookup per distinct id; tolerates missing accounts (deleted users) and
+    an uninitialised auth provider by simply omitting those ids from the map.
+    """
+    user_ids = {uid for uid in user_ids if uid}
+    if not user_ids:
+        return {}
+    try:
+        from app.gateway.deps import get_local_provider
+
+        provider = get_local_provider()
+    except Exception:
+        return {}
+    names: dict[str, str] = {}
+    for uid in user_ids:
+        try:
+            user = await provider.get_user(uid)
+        except Exception:
+            user = None
+        local = _email_local_part(getattr(user, "email", None)) if user is not None else None
+        if local:
+            names[uid] = local
+    return names
+
+
 def _validate_display_name(name: str) -> str:
     normalized = name.strip()
     if not normalized:
@@ -348,7 +384,7 @@ def _ensure_agent_dir_from_record(record: dict[str, Any]) -> None:
         logger.exception("Failed to self-heal agent dir for '%s'", agent_id)
 
 
-def _record_to_response(
+def _record_to_response(
     record: dict[str, Any],
     *,
     include_soul: bool = False,
@@ -390,21 +426,21 @@ def _record_to_response(
         tool_groups=extras["tool_groups"],
         skills=extras["skills"],
         featured_order=record.get("featured_order"),
-    )
-
-
-def _sort_agent_responses(responses: list[AgentResponse], sort: str) -> list[AgentResponse]:
-    reverse = sort not in {"time_asc", "updated_asc", "name_asc"}
-    if sort in {"name_asc", "name_desc"}:
-        ordered = sorted(responses, key=lambda r: (r.name or "").lower(), reverse=reverse)
-    elif sort in {"updated_desc", "updated_asc"}:
-        ordered = sorted(responses, key=lambda r: str(r.updated_at or ""), reverse=reverse)
-    else:
-        ordered = sorted(responses, key=lambda r: str(r.created_at or ""), reverse=reverse)
-    return sorted(ordered, key=lambda r: 0 if r.is_pinned else 1)
-
-
-async def _record_to_response_async(
+    )
+
+
+def _sort_agent_responses(responses: list[AgentResponse], sort: str) -> list[AgentResponse]:
+    reverse = sort not in {"time_asc", "updated_asc", "name_asc"}
+    if sort in {"name_asc", "name_desc"}:
+        ordered = sorted(responses, key=lambda r: (r.name or "").lower(), reverse=reverse)
+    elif sort in {"updated_desc", "updated_asc"}:
+        ordered = sorted(responses, key=lambda r: str(r.updated_at or ""), reverse=reverse)
+    else:
+        ordered = sorted(responses, key=lambda r: str(r.created_at or ""), reverse=reverse)
+    return sorted(ordered, key=lambda r: 0 if r.is_pinned else 1)
+
+
+async def _record_to_response_async(
     record: dict[str, Any],
     *,
     include_soul: bool = False,
@@ -478,20 +514,23 @@ async def _build_list_responses(
         _record_to_response(a, include_soul=False, include_extras=False) for a in records
     ]
     ids = [r.id for r in responses]
-    extras = await store.get_extras_for(ids)
-    assignments = await tag_store.list_assignments("agent", ids)
-    favorite_ids = await store.list_favorite_ids(user_id)
-    pin_ids = await store.list_pin_ids(user_id)
-    for resp in responses:
+    extras = await store.get_extras_for(ids)
+    assignments = await tag_store.list_assignments("agent", ids)
+    favorite_ids = await store.list_favorite_ids(user_id)
+    pin_ids = await store.list_pin_ids(user_id)
+    usernames = await _resolve_usernames({r.user_id for r in responses if r.user_id})
+    for resp in responses:
         cached = extras.get(resp.id)
         if cached is not None:
             resp.skills = cached.get("skills")
             resp.tool_groups = cached.get("tool_groups")
             resp.model = cached.get("model")
-        resp.tags = assignments.get(resp.id, [])
-        resp.is_favorite = resp.id in favorite_ids
-        resp.is_pinned = resp.id in pin_ids
-    return responses
+        resp.tags = assignments.get(resp.id, [])
+        resp.is_favorite = resp.id in favorite_ids
+        resp.is_pinned = resp.id in pin_ids
+        if resp.user_id:
+            resp.owner_username = usernames.get(resp.user_id)
+    return responses
 
 
 @router.get(
@@ -509,14 +548,14 @@ async def list_agents(
         pattern="^(mine|square)$",
         description="Pagination scope. 'mine' = owned + favorited; 'square' = built-in/published public. Omit for the default combined visibility list.",
     ),
-    page: int | None = Query(default=None, ge=1, description="1-based page index. Providing this (or 'scope') enables server-side pagination."),
-    page_size: int = Query(default=20, ge=1, le=200, description="Items per page when paginating."),
-    sort: str = Query(
-        default="time_desc",
-        pattern="^(time_desc|time_asc|updated_desc|updated_asc|name_asc|name_desc)$",
-        description="Sort order. Default is newest created first.",
-    ),
-    admin: bool = Query(
+    page: int | None = Query(default=None, ge=1, description="1-based page index. Providing this (or 'scope') enables server-side pagination."),
+    page_size: int = Query(default=20, ge=1, le=200, description="Items per page when paginating."),
+    sort: str = Query(
+        default="time_desc",
+        pattern="^(time_desc|time_asc|updated_desc|updated_asc|name_asc|name_desc)$",
+        description="Sort order. Default is newest created first.",
+    ),
+    admin: bool = Query(
         default=False,
         description=(
             "Admin-only override. When ``true`` and the caller is a system admin, "
@@ -543,11 +582,11 @@ async def list_agents(
                 scope=scope,
                 search=search,
                 tag_ids=tag_ids,
-                page=eff_page,
-                page_size=page_size,
-                admin=admin,
-                sort=sort,
-            )
+                page=eff_page,
+                page_size=page_size,
+                admin=admin,
+                sort=sort,
+            )
             responses = await _build_list_responses(store, tag_store, user_id, rows)
             return AgentsListResponse(agents=responses, total=total, page=eff_page, page_size=page_size)
 
@@ -559,11 +598,11 @@ async def list_agents(
         if search:
             needle = search.strip().lower()
             responses = [r for r in responses if needle in r.name.lower()]
-        if tag_ids:
-            wanted = set(tag_ids)
-            responses = [r for r in responses if any(t.get("id") in wanted for t in r.tags)]
-        responses = _sort_agent_responses(responses, sort)
-        return AgentsListResponse(agents=responses, total=len(responses), page=1, page_size=len(responses))
+        if tag_ids:
+            wanted = set(tag_ids)
+            responses = [r for r in responses if any(t.get("id") in wanted for t in r.tags)]
+        responses = _sort_agent_responses(responses, sort)
+        return AgentsListResponse(agents=responses, total=len(responses), page=1, page_size=len(responses))
     except HTTPException:
         raise
     except Exception as e:
@@ -576,14 +615,14 @@ async def list_agents(
     summary="Check Agent Name",
     description="Validate an agent display name. Duplicate names are allowed.",
 )
-async def check_agent_name(name: str) -> dict[str, Any]:
-    _require_agents_api_enabled()
-    normalized = _validate_display_name(name)
-    return {"available": True, "name": normalized}
-
-
-@router.get(
-    "/agents/selector",
+async def check_agent_name(name: str) -> dict[str, Any]:
+    _require_agents_api_enabled()
+    normalized = _validate_display_name(name)
+    return {"available": True, "name": normalized}
+
+
+@router.get(
+    "/agents/selector",
     response_model=AgentSelectorResponse,
     summary="Agent Homepage Selector",
     description=(
@@ -635,12 +674,12 @@ async def get_agent(agent_id: str, request: Request) -> AgentResponse:
         # Detail view legitimately reads SOUL.md + config.yaml — hop to a
         # worker thread so the asyncio loop stays responsive under concurrent
         # detail fetches.
-        response = await _record_to_response_async(record, include_soul=True, include_extras=True)
-        favorite_ids = await store.list_favorite_ids(user_id)
-        pin_ids = await store.list_pin_ids(user_id)
-        response.is_favorite = agent_id in favorite_ids
-        response.is_pinned = agent_id in pin_ids
-        return response
+        response = await _record_to_response_async(record, include_soul=True, include_extras=True)
+        favorite_ids = await store.list_favorite_ids(user_id)
+        pin_ids = await store.list_pin_ids(user_id)
+        response.is_favorite = agent_id in favorite_ids
+        response.is_pinned = agent_id in pin_ids
+        return response
     except HTTPException:
         raise
     except Exception as e:
@@ -874,16 +913,16 @@ async def delete_agent(agent_id: str, request: Request) -> None:
             await get_tag_store(request).unassign_all("agent", agent_id)
         except Exception:  # noqa: BLE001 — tag cleanup must not block deletion
             pass
-        try:
-            await store.delete_favorites_for_agent(agent_id)
-        except Exception:  # noqa: BLE001 — favorite cleanup must not block deletion
-            pass
-        try:
-            await store.delete_pins_for_agent(agent_id)
-        except Exception:  # noqa: BLE001 - pin cleanup must not block deletion
-            pass
-        try:
-            await store.delete_extras_for_agent(agent_id)
+        try:
+            await store.delete_favorites_for_agent(agent_id)
+        except Exception:  # noqa: BLE001 — favorite cleanup must not block deletion
+            pass
+        try:
+            await store.delete_pins_for_agent(agent_id)
+        except Exception:  # noqa: BLE001 - pin cleanup must not block deletion
+            pass
+        try:
+            await store.delete_extras_for_agent(agent_id)
         except Exception:  # noqa: BLE001 — cache cleanup must not block deletion
             pass
         logger.info("Deleted agent '%s' from %s", agent_id, agent_dir)
@@ -925,7 +964,7 @@ async def favorite_agent(agent_id: str, request: Request) -> None:
     summary="Unfavorite Agent",
     description="Remove an agent from the current user's favorites. No-op when not favorited.",
 )
-async def unfavorite_agent(agent_id: str, request: Request) -> None:
+async def unfavorite_agent(agent_id: str, request: Request) -> None:
     _require_agents_api_enabled()
     agent_id = _validate_storage_id(agent_id)
 
@@ -936,60 +975,60 @@ async def unfavorite_agent(agent_id: str, request: Request) -> None:
         logger.info("User '%s' unfavorited agent '%s'", user_id, agent_id)
     except HTTPException:
         raise
-    except Exception as e:
-        logger.error("Failed to unfavorite agent '%s': %s", agent_id, e, exc_info=True)
-        raise HTTPException(status_code=500, detail=f"Failed to unfavorite agent: {str(e)}") from e
-
-
-@router.post(
-    "/agents/{agent_id}/pin",
-    status_code=204,
-    summary="Pin Agent",
-    description="Pin a visible agent to the top of the current user's lists. Idempotent.",
-)
-async def pin_agent(agent_id: str, request: Request) -> None:
-    _require_agents_api_enabled()
-    agent_id = _validate_storage_id(agent_id)
-
-    try:
-        store = get_agent_store(request)
-        user_id = _current_user_id(request)
-        record = await store.get_visible(agent_id, user_id)
-        if record is None:
-            raise HTTPException(status_code=404, detail=f"Agent '{agent_id}' not found")
-        await store.add_pin(user_id, agent_id)
-        logger.info("User '%s' pinned agent '%s'", user_id, agent_id)
-    except HTTPException:
-        raise
-    except Exception as e:
-        logger.error("Failed to pin agent '%s': %s", agent_id, e, exc_info=True)
-        raise HTTPException(status_code=500, detail=f"Failed to pin agent: {str(e)}") from e
-
-
-@router.delete(
-    "/agents/{agent_id}/pin",
-    status_code=204,
-    summary="Unpin Agent",
-    description="Remove the current user's pin from an agent. No-op when not pinned.",
-)
-async def unpin_agent(agent_id: str, request: Request) -> None:
-    _require_agents_api_enabled()
-    agent_id = _validate_storage_id(agent_id)
-
-    try:
-        store = get_agent_store(request)
-        user_id = _current_user_id(request)
-        await store.remove_pin(user_id, agent_id)
-        logger.info("User '%s' unpinned agent '%s'", user_id, agent_id)
-    except HTTPException:
-        raise
-    except Exception as e:
-        logger.error("Failed to unpin agent '%s': %s", agent_id, e, exc_info=True)
-        raise HTTPException(status_code=500, detail=f"Failed to unpin agent: {str(e)}") from e
-
-
-@router.put(
-    "/agents/{agent_id}/featured",
+    except Exception as e:
+        logger.error("Failed to unfavorite agent '%s': %s", agent_id, e, exc_info=True)
+        raise HTTPException(status_code=500, detail=f"Failed to unfavorite agent: {str(e)}") from e
+
+
+@router.post(
+    "/agents/{agent_id}/pin",
+    status_code=204,
+    summary="Pin Agent",
+    description="Pin a visible agent to the top of the current user's lists. Idempotent.",
+)
+async def pin_agent(agent_id: str, request: Request) -> None:
+    _require_agents_api_enabled()
+    agent_id = _validate_storage_id(agent_id)
+
+    try:
+        store = get_agent_store(request)
+        user_id = _current_user_id(request)
+        record = await store.get_visible(agent_id, user_id)
+        if record is None:
+            raise HTTPException(status_code=404, detail=f"Agent '{agent_id}' not found")
+        await store.add_pin(user_id, agent_id)
+        logger.info("User '%s' pinned agent '%s'", user_id, agent_id)
+    except HTTPException:
+        raise
+    except Exception as e:
+        logger.error("Failed to pin agent '%s': %s", agent_id, e, exc_info=True)
+        raise HTTPException(status_code=500, detail=f"Failed to pin agent: {str(e)}") from e
+
+
+@router.delete(
+    "/agents/{agent_id}/pin",
+    status_code=204,
+    summary="Unpin Agent",
+    description="Remove the current user's pin from an agent. No-op when not pinned.",
+)
+async def unpin_agent(agent_id: str, request: Request) -> None:
+    _require_agents_api_enabled()
+    agent_id = _validate_storage_id(agent_id)
+
+    try:
+        store = get_agent_store(request)
+        user_id = _current_user_id(request)
+        await store.remove_pin(user_id, agent_id)
+        logger.info("User '%s' unpinned agent '%s'", user_id, agent_id)
+    except HTTPException:
+        raise
+    except Exception as e:
+        logger.error("Failed to unpin agent '%s': %s", agent_id, e, exc_info=True)
+        raise HTTPException(status_code=500, detail=f"Failed to unpin agent: {str(e)}") from e
+
+
+@router.put(
+    "/agents/{agent_id}/featured",
     response_model=AgentResponse,
     summary="Set Agent Featured Rank (admin)",
     description=(
@@ -1031,19 +1070,19 @@ async def set_agent_featured(
         raise HTTPException(status_code=500, detail=f"Failed to set featured: {str(e)}") from e
 
 
-class PrivateSquareListRequest(BaseModel):
+class PrivateSquareListRequest(BaseModel):
     """Request body for listing all private-square agents."""
 
     password: str = Field(..., description="Plain-text private-square password. Verified against the admin-configured hash before the listing is returned.")
     search: str | None = Field(default=None, description="Case-insensitive fuzzy match on agent name (raw or desensitized).")
     tag_ids: list[str] | None = Field(default=None, description="Keep agents carrying any of these tags (OR).")
-    page: int | None = Field(default=None, ge=1, description="1-based page index. Providing this enables server-side pagination.")
-    page_size: int = Field(default=20, ge=1, le=200, description="Items per page when paginating.")
-    sort: str = Field(
-        default="time_desc",
-        pattern="^(time_desc|time_asc|updated_desc|updated_asc|name_asc|name_desc)$",
-        description="Sort order. Default is newest created first.",
-    )
+    page: int | None = Field(default=None, ge=1, description="1-based page index. Providing this enables server-side pagination.")
+    page_size: int = Field(default=20, ge=1, le=200, description="Items per page when paginating.")
+    sort: str = Field(
+        default="time_desc",
+        pattern="^(time_desc|time_asc|updated_desc|updated_asc|name_asc|name_desc)$",
+        description="Sort order. Default is newest created first.",
+    )
 
 
 class AgentPrivateUpdateRequest(BaseModel):
@@ -1086,17 +1125,17 @@ async def list_private_square(body: PrivateSquareListRequest, request: Request)
                 scope="private",
                 search=body.search,
                 tag_ids=body.tag_ids,
-                page=body.page,
-                page_size=body.page_size,
-                sort=body.sort,
-            )
+                page=body.page,
+                page_size=body.page_size,
+                sort=body.sort,
+            )
             responses = await _build_list_responses(store, tag_store, user_id, rows)
             return AgentsListResponse(agents=responses, total=total, page=body.page, page_size=body.page_size)
 
         records = await store.list_private()
-        responses = await _build_list_responses(store, tag_store, user_id, records)
-        responses = _sort_agent_responses(responses, body.sort)
-        return AgentsListResponse(agents=responses, total=len(responses), page=1, page_size=len(responses))
+        responses = await _build_list_responses(store, tag_store, user_id, records)
+        responses = _sort_agent_responses(responses, body.sort)
+        return AgentsListResponse(agents=responses, total=len(responses), page=1, page_size=len(responses))
     except HTTPException:
         raise
     except Exception as e:
diff --git a/offline-backend-20260512/backend/app/gateway/routers/public_leaderboard.py b/offline-backend-20260512/backend/app/gateway/routers/public_leaderboard.py
new file mode 100644
index 00000000..b856d6e2
--- /dev/null
+++ b/offline-backend-20260512/backend/app/gateway/routers/public_leaderboard.py
@@ -0,0 +1,97 @@
+"""Public (unauthenticated) read-only user leaderboard.
+
+Mounted under the ``/api/public/`` prefix so the auth middleware lets this route
+through without a session cookie. Powers the public "publish" page for the user
+leaderboard — a view-only snapshot with no admin controls and no mutations.
+
+The snapshot honors the same system-wide leaderboard settings (excluded users,
+scheduled/admin/failed inclusion) as the authenticated admin endpoint, so any
+accounts an admin chose to hide stay hidden on the public page as well.
+"""
+
+from __future__ import annotations
+
+import hashlib
+import logging
+
+from fastapi import APIRouter, HTTPException, Query
+
+from app.gateway.routers.admin_users import (
+    AdminLeaderboardResponse,
+    _load_or_schedule_daily_leaderboard,
+    _resolve_range,
+)
+from deerflow.config.system_settings import load_system_settings
+from deerflow.persistence.engine import get_session_factory
+
+logger = logging.getLogger(__name__)
+
+# Whitelisted under ``auth_middleware._PUBLIC_PATH_PREFIXES`` (``/api/public/``).
+router = APIRouter(prefix="/api/public/leaderboard", tags=["public-leaderboard"])
+
+
+def _mask_email(email: str | None) -> str:
+    """Reduce an email to its local part so the public page can show a
+    recognizable handle without leaking the full address (domain).
+
+    The leaderboard only makes sense if it names its top users, so the local
+    part is kept intentionally; the privacy gain is dropping the domain and the
+    raw account id from the unauthenticated payload.
+    """
+    if not email:
+        return ""
+    return email.split("@", 1)[0].strip() or ""
+
+
+def _anonymize(resp: AdminLeaderboardResponse) -> AdminLeaderboardResponse:
+    """Strip PII from a leaderboard snapshot before it leaves over the public,
+    unauthenticated endpoint: email → local part, account/thread ids → opaque
+    short hashes (kept stable so they still work as React keys)."""
+
+    def hashed(value: str | None) -> str:
+        if not value:
+            return ""
+        return hashlib.sha1(value.encode("utf-8")).hexdigest()[:12]
+
+    seen_users: set[int] = set()
+    for bucket in (resp.users_by_activity, resp.users_by_questions, resp.users_by_tokens):
+        for user in bucket:
+            if id(user) in seen_users:
+                continue
+            seen_users.add(id(user))
+            user.email = _mask_email(user.email)
+            user.user_id = hashed(user.user_id)
+
+    for bucket in (resp.recent_questions, resp.frequent_questions):
+        for question in bucket:
+            question.email = _mask_email(question.email)
+            question.user_id = hashed(question.user_id)
+            question.thread_id = ""
+            question.run_id = ""
+
+    return resp
+
+
+@router.get("", response_model=AdminLeaderboardResponse)
+@router.get("/", response_model=AdminLeaderboardResponse)
+async def get_public_leaderboard(
+    days: int = Query(default=30, ge=1, le=365),
+    since: str | None = Query(default=None, description="Inclusive range start, ISO datetime"),
+    until: str | None = Query(default=None, description="Inclusive range end, ISO datetime"),
+    limit: int = Query(default=20, ge=5, le=100),
+) -> AdminLeaderboardResponse:
+    """Return a read-only leaderboard snapshot for the public publish page."""
+    session_factory = get_session_factory()
+    if session_factory is None:
+        raise HTTPException(status_code=503, detail="Analytics requires database persistence")
+
+    settings = load_system_settings().leaderboard
+    since_dt, until_dt, _range_days = _resolve_range(days, since, until)
+    resp = await _load_or_schedule_daily_leaderboard(
+        session_factory,
+        settings,
+        since_dt,
+        until_dt,
+        limit=limit,
+    )
+    return _anonymize(resp)
diff --git a/offline-backend-20260512/backend/app/gateway/routers/skills.py b/offline-backend-20260512/backend/app/gateway/routers/skills.py
index b1c9ffe8..8ad19a0c 100644
--- a/offline-backend-20260512/backend/app/gateway/routers/skills.py
+++ b/offline-backend-20260512/backend/app/gateway/routers/skills.py
@@ -56,6 +56,44 @@ def _is_admin_user(request: Request) -> bool:
     return getattr(user, "system_role", None) == "admin"
 
 
+def _email_local_part(email: str | None) -> str | None:
+    """Return the username portion (before ``@``) of an email address."""
+    if not email:
+        return None
+    at = email.find("@")
+    return email[:at] if at > 0 else email
+
+
+async def _attach_owner_usernames(responses: list["SkillResponse"]) -> list["SkillResponse"]:
+    """Resolve each custom skill's ``owner_user_id`` to a friendly username.
+
+    One lookup per distinct owner id; tolerates deleted accounts and an
+    uninitialised auth provider by leaving ``owner_username`` as None.
+    """
+    owner_ids = {r.owner_user_id for r in responses if r.owner_user_id}
+    if not owner_ids:
+        return responses
+    try:
+        from app.gateway.deps import get_local_provider
+
+        provider = get_local_provider()
+    except Exception:
+        return responses
+    names: dict[str, str] = {}
+    for uid in owner_ids:
+        try:
+            user = await provider.get_user(uid)
+        except Exception:
+            user = None
+        local = _email_local_part(getattr(user, "email", None)) if user is not None else None
+        if local:
+            names[uid] = local
+    for resp in responses:
+        if resp.owner_user_id:
+            resp.owner_username = names.get(resp.owner_user_id)
+    return responses
+
+
 def _can_view_skill_source(
     category: SkillCategory,
     owner_user_id: str | None,
@@ -125,6 +163,7 @@ class SkillResponse(BaseModel):
     featured: bool = Field(default=False, description="Whether this skill is pinned to the top of the list (sort only)")
     source: str = Field(default="upload", description="Origin: 'agent' for agent-created, 'upload' for user-uploaded")
     owner_user_id: str | None = Field(default=None, description="Custom skill owner (null = built-in or legacy)")
+    owner_username: str | None = Field(default=None, description="Publisher username (email local part). Null for built-in skills.")
     published: bool = Field(default=False, description="Whether the owner has made this skill visible to other users")
     builtin: bool = Field(default=False, description="True when owner_user_id is null (no human owner)")
     detail: str | None = Field(default=None, description="Human-authored long-form detail text (Markdown), editable by owner/admin")
@@ -786,6 +825,7 @@ async def list_skills(
                 )
             )
         responses = await _attach_and_filter_tags(tag_store, responses, search, tag_ids)
+        responses = await _attach_owner_usernames(responses)
         responses = _sort_skill_responses(responses, sort)
         return SkillsListResponse(skills=responses)
     except HTTPException:
@@ -1176,6 +1216,7 @@ async def list_custom_skills(
                     display_sample=adapter.get("sample") if adapter else None,
                 )
             )
+        responses = await _attach_owner_usernames(responses)
         return SkillsListResponse(skills=responses)
     except Exception as e:
         logger.error("Failed to list custom skills: %s", e, exc_info=True)
diff --git a/offline-backend-20260512/backend/packages/harness/deerflow/runtime/checkpointer/async_provider.py b/offline-backend-20260512/backend/packages/harness/deerflow/runtime/checkpointer/async_provider.py
index 4f2e5142..d7fa14e5 100644
--- a/offline-backend-20260512/backend/packages/harness/deerflow/runtime/checkpointer/async_provider.py
+++ b/offline-backend-20260512/backend/packages/harness/deerflow/runtime/checkpointer/async_provider.py
@@ -1,39 +1,39 @@
-"""Async checkpointer factory.
-
-Provides an **async context manager** for long-running async servers that need
-proper resource cleanup.
-
-Supported backends: memory, sqlite, postgres.
-
-Usage (e.g. FastAPI lifespan)::
-
-    from deerflow.runtime.checkpointer.async_provider import make_checkpointer
-
-    async with make_checkpointer() as checkpointer:
-        app.state.checkpointer = checkpointer  # InMemorySaver if not configured
-
-For sync usage see :mod:`deerflow.runtime.checkpointer.provider`.
-"""
-
-from __future__ import annotations
-
+"""Async checkpointer factory.
+
+Provides an **async context manager** for long-running async servers that need
+proper resource cleanup.
+
+Supported backends: memory, sqlite, postgres.
+
+Usage (e.g. FastAPI lifespan)::
+
+    from deerflow.runtime.checkpointer.async_provider import make_checkpointer
+
+    async with make_checkpointer() as checkpointer:
+        app.state.checkpointer = checkpointer  # InMemorySaver if not configured
+
+For sync usage see :mod:`deerflow.runtime.checkpointer.provider`.
+"""
+
+from __future__ import annotations
+
 import asyncio
 import contextlib
 import logging
 from collections.abc import AsyncIterator
 import os
 from pathlib import Path
-
-from langgraph.types import Checkpointer
-
-from deerflow.config.app_config import AppConfig, get_app_config
-from deerflow.runtime.checkpointer.provider import (
-    POSTGRES_CONN_REQUIRED,
-    POSTGRES_INSTALL,
-    SQLITE_INSTALL,
-)
+
+from langgraph.types import Checkpointer
+
+from deerflow.config.app_config import AppConfig, get_app_config
+from deerflow.runtime.checkpointer.provider import (
+    POSTGRES_CONN_REQUIRED,
+    POSTGRES_INSTALL,
+    SQLITE_INSTALL,
+)
 from deerflow.runtime.store._sqlite_utils import ensure_sqlite_parent_dir, resolve_sqlite_conn_str
-
+
 logger = logging.getLogger(__name__)
 
 
@@ -79,6 +79,52 @@ def _sqlite_conn_str_for_postgres_fallback(config) -> str:
     return paths[0] if paths else "store.db"
 
 
+def _pool_size_env(name: str, default: int) -> int:
+    raw = os.getenv(name, "").strip()
+    if not raw:
+        return default
+    try:
+        return max(0, int(raw))
+    except ValueError:
+        logger.warning("Invalid %s=%r; using default %d", name, raw, default)
+        return default
+
+
+@contextlib.asynccontextmanager
+async def _postgres_saver_from_pool(conn_string: str) -> AsyncIterator[Checkpointer]:
+    """Yield an ``AsyncPostgresSaver`` backed by a self-healing connection pool.
+
+    ``AsyncPostgresSaver.from_conn_string`` opens a *single* long-lived
+    connection. If that one connection dies (Postgres restart, idle timeout,
+    network blip, or a prior broken pipeline), every later checkpointer call
+    fails permanently with "the connection is closed" until the process is
+    restarted. A pool with ``check=check_connection`` validates each connection
+    on checkout and transparently replaces dead ones, so the runtime recovers
+    on its own.
+    """
+    from langgraph.checkpoint.postgres.aio import AsyncPostgresSaver
+    from psycopg.rows import dict_row
+    from psycopg_pool import AsyncConnectionPool
+
+    pool = AsyncConnectionPool(
+        conninfo=conn_string,
+        min_size=_pool_size_env("DEER_FLOW_PG_POOL_MIN", 1),
+        max_size=_pool_size_env("DEER_FLOW_PG_POOL_MAX", 10),
+        max_idle=300.0,
+        max_lifetime=3600.0,
+        check=AsyncConnectionPool.check_connection,
+        kwargs={"autocommit": True, "prepare_threshold": 0, "row_factory": dict_row},
+        open=False,
+    )
+    await pool.open(wait=True)
+    try:
+        saver = AsyncPostgresSaver(pool)
+        await saver.setup()
+        yield saver
+    finally:
+        await pool.close()
+
+
 @contextlib.asynccontextmanager
 async def _sqlite_checkpointer_from_conn_str(raw: str) -> AsyncIterator[Checkpointer]:
     try:
@@ -96,17 +142,17 @@ async def _sqlite_checkpointer_from_conn_str(raw: str) -> AsyncIterator[Checkpoi
 # ---------------------------------------------------------------------------
 # Async factory
 # ---------------------------------------------------------------------------
-
-
-@contextlib.asynccontextmanager
-async def _async_checkpointer(config) -> AsyncIterator[Checkpointer]:
-    """Async context manager that constructs and tears down a checkpointer."""
-    if config.type == "memory":
-        from langgraph.checkpoint.memory import InMemorySaver
-
-        yield InMemorySaver()
-        return
-
+
+
+@contextlib.asynccontextmanager
+async def _async_checkpointer(config) -> AsyncIterator[Checkpointer]:
+    """Async context manager that constructs and tears down a checkpointer."""
+    if config.type == "memory":
+        from langgraph.checkpoint.memory import InMemorySaver
+
+        yield InMemorySaver()
+        return
+
     if config.type == "sqlite":
         async with _sqlite_checkpointer_from_conn_str(config.connection_string or "store.db") as saver:
             yield saver
@@ -121,15 +167,14 @@ async def _async_checkpointer(config) -> AsyncIterator[Checkpointer]:
             return
 
         try:
-            from langgraph.checkpoint.postgres.aio import AsyncPostgresSaver
-        except ImportError as exc:
-            raise ImportError(POSTGRES_INSTALL) from exc
-
+            from langgraph.checkpoint.postgres.aio import AsyncPostgresSaver  # noqa: F401
+        except ImportError as exc:
+            raise ImportError(POSTGRES_INSTALL) from exc
+
         if not config.connection_string:
             raise ValueError(POSTGRES_CONN_REQUIRED)
 
-        async with AsyncPostgresSaver.from_conn_string(config.connection_string) as saver:
-            await saver.setup()
+        async with _postgres_saver_from_pool(config.connection_string) as saver:
             if not _dual_read_enabled(config):
                 yield saver
                 return
@@ -172,87 +217,86 @@ async def _async_checkpointer(config) -> AsyncIterator[Checkpointer]:
             finally:
                 await proxy.aclose_sources()
         return
-
-    raise ValueError(f"Unknown checkpointer type: {config.type!r}")
-
-
-# ---------------------------------------------------------------------------
-# Public async context manager
-# ---------------------------------------------------------------------------
-
-
-@contextlib.asynccontextmanager
-async def _async_checkpointer_from_database(db_config) -> AsyncIterator[Checkpointer]:
-    """Async context manager that constructs a checkpointer from unified DatabaseConfig."""
-    if db_config.backend == "memory":
-        from langgraph.checkpoint.memory import InMemorySaver
-
-        yield InMemorySaver()
-        return
-
-    if db_config.backend == "sqlite":
-        try:
-            from langgraph.checkpoint.sqlite.aio import AsyncSqliteSaver
-        except ImportError as exc:
-            raise ImportError(SQLITE_INSTALL) from exc
-
-        conn_str = db_config.checkpointer_sqlite_path
-        ensure_sqlite_parent_dir(conn_str)
-        async with AsyncSqliteSaver.from_conn_string(conn_str) as saver:
-            await saver.setup()
-            yield saver
-        return
-
-    if db_config.backend == "postgres":
-        try:
-            from langgraph.checkpoint.postgres.aio import AsyncPostgresSaver
-        except ImportError as exc:
-            raise ImportError(POSTGRES_INSTALL) from exc
-
-        if not db_config.postgres_url:
-            raise ValueError("database.postgres_url is required for the postgres backend")
-
-        async with AsyncPostgresSaver.from_conn_string(db_config.postgres_url) as saver:
-            await saver.setup()
-            yield saver
-        return
-
-    raise ValueError(f"Unknown database backend: {db_config.backend!r}")
-
-
-@contextlib.asynccontextmanager
-async def make_checkpointer(app_config: AppConfig | None = None) -> AsyncIterator[Checkpointer]:
-    """Async context manager that yields a checkpointer for the caller's lifetime.
-    Resources are opened on enter and closed on exit -- no global state::
-
-        async with make_checkpointer(app_config) as checkpointer:
-            app.state.checkpointer = checkpointer
-
-    Yields an ``InMemorySaver`` when no checkpointer is configured in *config.yaml*.
-
-    Priority:
-    1. Legacy ``checkpointer:`` config section (backward compatible)
-    2. Unified ``database:`` config section
-    3. Default InMemorySaver
-    """
-
-    if app_config is None:
-        app_config = get_app_config()
-
-    # Legacy: standalone checkpointer config takes precedence
-    if app_config.checkpointer is not None:
-        async with _async_checkpointer(app_config.checkpointer) as saver:
-            yield saver
-            return
-
-    # Unified database config
-    db_config = getattr(app_config, "database", None)
-    if db_config is not None and db_config.backend != "memory":
-        async with _async_checkpointer_from_database(db_config) as saver:
-            yield saver
-            return
-
-    # Default: in-memory
-    from langgraph.checkpoint.memory import InMemorySaver
-
-    yield InMemorySaver()
+
+    raise ValueError(f"Unknown checkpointer type: {config.type!r}")
+
+
+# ---------------------------------------------------------------------------
+# Public async context manager
+# ---------------------------------------------------------------------------
+
+
+@contextlib.asynccontextmanager
+async def _async_checkpointer_from_database(db_config) -> AsyncIterator[Checkpointer]:
+    """Async context manager that constructs a checkpointer from unified DatabaseConfig."""
+    if db_config.backend == "memory":
+        from langgraph.checkpoint.memory import InMemorySaver
+
+        yield InMemorySaver()
+        return
+
+    if db_config.backend == "sqlite":
+        try:
+            from langgraph.checkpoint.sqlite.aio import AsyncSqliteSaver
+        except ImportError as exc:
+            raise ImportError(SQLITE_INSTALL) from exc
+
+        conn_str = db_config.checkpointer_sqlite_path
+        ensure_sqlite_parent_dir(conn_str)
+        async with AsyncSqliteSaver.from_conn_string(conn_str) as saver:
+            await saver.setup()
+            yield saver
+        return
+
+    if db_config.backend == "postgres":
+        try:
+            from langgraph.checkpoint.postgres.aio import AsyncPostgresSaver  # noqa: F401
+        except ImportError as exc:
+            raise ImportError(POSTGRES_INSTALL) from exc
+
+        if not db_config.postgres_url:
+            raise ValueError("database.postgres_url is required for the postgres backend")
+
+        async with _postgres_saver_from_pool(db_config.postgres_url) as saver:
+            yield saver
+        return
+
+    raise ValueError(f"Unknown database backend: {db_config.backend!r}")
+
+
+@contextlib.asynccontextmanager
+async def make_checkpointer(app_config: AppConfig | None = None) -> AsyncIterator[Checkpointer]:
+    """Async context manager that yields a checkpointer for the caller's lifetime.
+    Resources are opened on enter and closed on exit -- no global state::
+
+        async with make_checkpointer(app_config) as checkpointer:
+            app.state.checkpointer = checkpointer
+
+    Yields an ``InMemorySaver`` when no checkpointer is configured in *config.yaml*.
+
+    Priority:
+    1. Legacy ``checkpointer:`` config section (backward compatible)
+    2. Unified ``database:`` config section
+    3. Default InMemorySaver
+    """
+
+    if app_config is None:
+        app_config = get_app_config()
+
+    # Legacy: standalone checkpointer config takes precedence
+    if app_config.checkpointer is not None:
+        async with _async_checkpointer(app_config.checkpointer) as saver:
+            yield saver
+            return
+
+    # Unified database config
+    db_config = getattr(app_config, "database", None)
+    if db_config is not None and db_config.backend != "memory":
+        async with _async_checkpointer_from_database(db_config) as saver:
+            yield saver
+            return
+
+    # Default: in-memory
+    from langgraph.checkpoint.memory import InMemorySaver
+
+    yield InMemorySaver()
diff --git a/offline-backend-20260512/config.yaml b/offline-backend-20260512/config.yaml
index 751c0156..aa098e5c 100644
--- a/offline-backend-20260512/config.yaml
+++ b/offline-backend-20260512/config.yaml
@@ -200,7 +200,7 @@ checkpointer:
   type: postgres
   # true: 新 checkpoint 写入 Postgres；false: 保留 PG 配置但继续使用 SQLite。
   # 也可临时用环境变量 DEER_FLOW_USE_PG_CHECKPOINTER=0 覆盖。
-  use_postgres: true
+  use_postgres: false
   connection_string: postgresql://postgres:postgres123@47.88.25.99:8432/deerflow
   sqlite_connection_string: backend/.deer-flow/data/deerflow.db
   dual_read_enabled: true
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
new file mode 100644
index 00000000..6ec1aeb7
--- /dev/null
+++ b/pnpm-lock.yaml
@@ -0,0 +1,246 @@
+lockfileVersion: '9.0'
+
+settings:
+  autoInstallPeers: true
+  excludeLinksFromLockfile: false
+
+importers:
+
+  .:
+    dependencies:
+      axios:
+        specifier: ^1.16.1
+        version: 1.17.0
+
+packages:
+
+  agent-base@6.0.2:
+    resolution: {integrity: sha512-RZNwNclF7+MS/8bDg70amg32dyeZGZxiDuQmZxKLAlQjr3jGyLx+4Kkk58UO7D2QdgFIQCovuSuZESne6RG6XQ==}
+    engines: {node: '>= 6.0.0'}
+
+  asynckit@0.4.0:
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