style(导航): 隐藏流程总览图页面入口

- App.tsx 移除 /process-roadmap 路由及组件导入
- 首页功能入口卡片移除"流程总览图"
- 侧边栏导航移除"流程总览图"链接
- ProcessDetailPage 移除"返回总览图"按钮及相关逻辑

via [HAPI](https://hapi.run)

Co-Authored-By: HAPI <noreply@hapi.run>

src/App.tsx

@@ -6,7 +6,6 @@ import { ProcessGroupsPage } from './pages/ProcessGroupsPage'
 import { ProcessDetailPage } from './pages/ProcessDetailPage'
 import { ProcessMatrixPage } from './pages/ProcessMatrixPage'
 import { ProcessGraphPage } from './pages/ProcessGraphPage'
-import { ProcessRoadmapPage } from './pages/ProcessRoadmapPage'
 import { ArtifactDetailPage } from './pages/ArtifactDetailPage'
 import { ToolDetailPage } from './pages/ToolDetailPage'
 import { SettingsPage } from './pages/SettingsPage'
@@ -22,7 +21,6 @@ function App() {
         <Route path="/process-groups/:id" element={<ProcessGroupsPage />} />
         <Route path="/process/:id" element={<ProcessDetailPage />} />
         <Route path="/process-matrix" element={<ProcessMatrixPage />} />
-        <Route path="/process-roadmap" element={<ProcessRoadmapPage />} />
         <Route path="/process-graph" element={<ProcessGraphPage />} />
         <Route path="/artifact/:id" element={<ArtifactDetailPage />} />
         <Route path="/tool/:id" element={<ToolDetailPage />} />

src/components/layout/Sidebar.tsx

@@ -6,7 +6,6 @@ import {
   BookOpen,
   Layers,
   LayoutGrid,
-  Workflow,
   Share2,
   Settings,
   ChevronLeft,
@@ -16,7 +15,6 @@ import {
 const navItems = [
   { path: '/', label: '首页', icon: Home },
   { path: '/process-matrix', label: '49过程矩阵', icon: LayoutGrid },
-  { path: '/process-roadmap', label: '流程总览图', icon: Workflow },
   { path: '/knowledge-areas', label: '知识领域', icon: BookOpen },
   { path: '/process-groups', label: '过程组', icon: Layers },
   { path: '/process-graph', label: '过程关系图', icon: Share2 },

src/pages/HomePage.tsx

@@ -1,6 +1,6 @@
 import { Link } from 'react-router-dom'
 import { motion } from 'framer-motion'
-import { BookOpen, Layers, LayoutGrid, Workflow, ArrowRight } from 'lucide-react'
+import { BookOpen, Layers, LayoutGrid, ArrowRight } from 'lucide-react'
 import { stats } from '@/data'
 
 const features = [
@@ -12,14 +12,6 @@ const features = [
     color: 'from-emerald-500 to-teal-500',
     count: stats.processCount,
   },
-  {
-    icon: Workflow,
-    title: '流程总览图',
-    description: '五组十域可交互SVG流程图，支持模块点击跳转',
-    link: '/process-roadmap',
-    color: 'from-orange-500 to-amber-500',
-    count: null,
-  },
   {
     icon: BookOpen,
     title: '知识领域',

src/pages/ProcessDetailPage.tsx

@@ -1,6 +1,6 @@
 import { useParams, Link, useLocation, useNavigate } from 'react-router-dom'
 import { motion } from 'framer-motion'
-import { ArrowLeft, ArrowRight, FileText, Wrench, FileOutput, LayoutGrid, Workflow, Eye, EyeOff, Info } from 'lucide-react'
+import { ArrowLeft, ArrowRight, FileText, Wrench, FileOutput, LayoutGrid, Eye, EyeOff, Info } from 'lucide-react'
 import { getProcessDetail, processes } from '@/data'
 import { useState, useEffect } from 'react'
 
@@ -53,7 +53,6 @@ export function ProcessDetailPage() {
   }
 
   const fromMatrix = location.state?.from === 'matrix'
-  const fromRoadmap = location.state?.from === 'roadmap'
 
   if (!processDetail) {
     return (
@@ -87,15 +86,6 @@ export function ProcessDetailPage() {
             返回矩阵
           </button>
         )}
-        {fromRoadmap && (
-          <button
-            onClick={() => navigate('/process-roadmap')}
-            className="flex items-center gap-1.5 px-2.5 py-1 rounded-lg bg-amber-50 dark:bg-amber-900/30 text-amber-700 dark:text-amber-300 hover:bg-amber-100 dark:hover:bg-amber-900/50 transition-colors font-medium"
-          >
-            <Workflow size={14} />
-            返回总览图
-          </button>
-        )}
         <nav className="flex items-center gap-1.5 text-gray-500 dark:text-gray-400">
           <Link to="/knowledge-areas" className="hover:text-indigo-600 dark:hover:text-indigo-400">知识领域</Link>
           <span>/</span>