Merge branch 'master' of http://192.168.0.200/knowledge-base-bj/deerflow-server into dhk-1

解决 artifact 预览组件冲突：mermaid 渲染(dhk-1) 与 markdown 锚点跳转(master) 取并集；package-lock.json 按 master 删除(项目用 pnpm)。

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

frontend-web/src/pages/StrategyRoutes.tsx

@@ -24,6 +24,8 @@ import LlmMetricsPage from "./LlmMetricsPage";
 import UsersPage from "./UsersPage";
 import AdminScheduledTasksPage from "./AdminScheduledTasksPage";
 import AdminUserActivityPage from "./AdminUserActivityPage";
+import AdminUserLeaderboardPage from "./AdminUserLeaderboardPage";
+import AdminUserLeaderboardSettingsPage from "./AdminUserLeaderboardSettingsPage";
 import TagsPage from "./TagsPage";
 import LightAppNewNotePage from "./LightAppNewNotePage";
 import LightAppNoteListPage from "./LightAppNoteListPage";
@@ -254,6 +256,26 @@ export default function StrategyRoutes() {
                 )
               }
             />
+            <Route
+              path="admin/user-leaderboard"
+              element={
+                getStoredAuth()?.system_role === "admin" ? (
+                  <AdminUserLeaderboardPage />
+                ) : (
+                  <Navigate to="/page/workspace/chats/new" replace />
+                )
+              }
+            />
+            <Route
+              path="admin/user-leaderboard/settings"
+              element={
+                getStoredAuth()?.system_role === "admin" ? (
+                  <AdminUserLeaderboardSettingsPage />
+                ) : (
+                  <Navigate to="/page/workspace/chats/new" replace />
+                )
+              }
+            />
             <Route
               path="admin/user-activity"
               element={