fix: 优化侧栏并接入品牌脱敏

frontend-web/src/components/page-sidebar-dark.tsx

@@ -1,6 +1,5 @@
 import { useEffect, useRef, useState } from "react";
 import { useNavigate, useLocation } from "react-router-dom";
-import { PanelLeftOpen, PanelLeftClose } from "lucide-react";
 
 import { getStoredAuth } from "@/core/auth";
 import { isWujieEnv } from "@/core/embed/wujie";
@@ -13,13 +12,7 @@ import {
 import { useSidebarMenuItems } from "@/core/page-layout/use-sidebar-menu";
 import './page-sdebar.css'
 
-type PageSidebarDarkProps = {
-  /** 是否收起（true 时只渲染左下角浮动入口，sidebar 主体隐藏） */
-  collapsed: boolean;
-  onToggleCollapsed: () => void;
-};
-
-export function PageSidebarDark({ collapsed, onToggleCollapsed }: PageSidebarDarkProps) {
+export function PageSidebarDark() {
   const isAdmin = getStoredAuth()?.system_role === "admin";
   const visibleMenuItems = useSidebarMenuItems(!!isAdmin);
   const inWujieEnv = isWujieEnv();
@@ -196,22 +189,6 @@ export function PageSidebarDark({ collapsed, onToggleCollapsed }: PageSidebarDar
     </div>
   );
 
-  // collapsed 状态：sidebar 主体完全消失（包括占据的宽度），只渲染左下角浮动入口
-  if (collapsed) {
-    return (
-      <button
-        type="button"
-        title="展开侧边栏"
-        aria-label="展开侧边栏"
-        className="sidebar-collapse-btn sidebar-collapse-btn--floating"
-        onClick={onToggleCollapsed}
-      >
-        <PanelLeftOpen className="sidebar-collapse-btn__icon" aria-hidden="true" />
-        <span className="sidebar-collapse-btn__label">收起面板</span>
-      </button>
-    );
-  }
-
   return (
     <aside className={`sidebar-contnet ${inWujieEnv ? "" : "sidebar-contnet--top-submenu"}`}>
       <div className="sidebar-contents">
@@ -243,18 +220,6 @@ export function PageSidebarDark({ collapsed, onToggleCollapsed }: PageSidebarDar
             </div>
           </div>
         ))}
-
-        {/* 底部"收起面板"按钮：独立样式，mt-auto 推到底 */}
-        <button
-          type="button"
-          title="收起侧边栏"
-          aria-label="收起侧边栏"
-          className="sidebar-collapse-btn sidebar-collapse-btn--inline"
-          onClick={onToggleCollapsed}
-        >
-          <PanelLeftClose className="sidebar-collapse-btn__icon" aria-hidden="true" />
-          <span className="sidebar-collapse-btn__label">收起面板</span>
-        </button>
       </div>
     </aside>
   );

frontend-web/src/components/workspace/compact-welcome.tsx

@@ -1,6 +1,7 @@
 "use client";
 
 import { cn } from "@/lib/utils";
+import { useDisplayDesensitizer } from "@/core/sensitive-words/use-display-desensitizer";
 
 /**
  * 紧凑模式（正常 App）新对话落地页的品牌欢迎块 —— 按 CM-assistant 参考图重画。
@@ -8,6 +9,8 @@ import { cn } from "@/lib/utils";
  * 非紧凑模式仍用 <Welcome/>，本组件不参与。
  */
 export function CompactWelcome({ className }: { className?: string }) {
+  const desensitizeText = useDisplayDesensitizer();
+
   return (
     <div
       className={cn(
@@ -33,13 +36,13 @@ export function CompactWelcome({ className }: { className?: string }) {
           }}
         >
           <span className="text-2xl font-black tracking-wide text-white italic">
-            CM
+            {desensitizeText("CM")}
           </span>
         </div>
       </div>
 
       <h1 className="flex items-center justify-center text-2xl font-bold tracking-tight text-foreground/90">
-        欢迎使用CM助手
+        {desensitizeText("欢迎使用CM助手")}
       </h1>
       <p className="text-muted-foreground mx-auto mt-2 max-w-sm text-xs leading-relaxed">
         基于先进深度推理模型，为您提供高效的市场分析、专业报告撰写、调研设计与协同脑暴支持。

frontend-web/src/components/workspace/welcome.tsx

@@ -3,7 +3,8 @@
 import { useSearchParams } from "next/navigation";
 import { useMemo } from "react";
 
-import { useI18n } from "@/core/i18n/hooks";
+import { useI18n } from "@/core/i18n/hooks";
+import { useDisplayDesensitizer } from "@/core/sensitive-words/use-display-desensitizer";
 import { cn } from "@/lib/utils";
 
 import { AuroraText } from "../ui/aurora-text";
@@ -15,7 +16,8 @@ export function Welcome({
   className?: string;
   mode?: "ultra" | "pro" | "thinking" | "flash";
 }) {
-  const { t } = useI18n();
+  const { t } = useI18n();
+  const desensitizeText = useDisplayDesensitizer();
   const searchParams = useSearchParams();
   const isUltra = useMemo(() => mode === "ultra", [mode]);
   const colors = useMemo(() => {
@@ -36,7 +38,7 @@ export function Welcome({
           t.welcome.createYourOwnSkill
         ) : (
           <div className="flex items-center">
-            <AuroraText colors={colors}>{t.welcome.greeting}</AuroraText>
+            <AuroraText colors={colors}>{desensitizeText(t.welcome.greeting)}</AuroraText>
           </div>
         )}
       </div>