feat(web): 新增 PluginGraphPage 关系图谱和 PluginDashboardPage 统计概览

- PluginGraphPage: Canvas 2D 绘制客户关系图谱，支持中心节点选择和关系类型筛选
- PluginDashboardPage: 全量数据前端聚合统计，支持按 filterable 字段分组计数
- App.tsx: 注册 /graph/:entityName 和 /dashboard 路由

apps/web/src/App.tsx

@@ -18,6 +18,8 @@ const PluginAdmin = lazy(() => import('./pages/PluginAdmin'));
 const PluginCRUDPage = lazy(() => import('./pages/PluginCRUDPage'));
 const PluginTabsPage = lazy(() => import('./pages/PluginTabsPage').then((m) => ({ default: m.PluginTabsPage })));
 const PluginTreePage = lazy(() => import('./pages/PluginTreePage').then((m) => ({ default: m.PluginTreePage })));
+const PluginGraphPage = lazy(() => import('./pages/PluginGraphPage').then((m) => ({ default: m.PluginGraphPage })));
+const PluginDashboardPage = lazy(() => import('./pages/PluginDashboardPage').then((m) => ({ default: m.PluginDashboardPage })));
 
 function PrivateRoute({ children }: { children: React.ReactNode }) {
   const isAuthenticated = useAuthStore((s) => s.isAuthenticated);
@@ -142,6 +144,8 @@ export default function App() {
                       <Route path="/plugins/admin" element={<PluginAdmin />} />
                       <Route path="/plugins/:pluginId/tabs/:pageLabel" element={<PluginTabsPage />} />
                       <Route path="/plugins/:pluginId/tree/:entityName" element={<PluginTreePage />} />
+                      <Route path="/plugins/:pluginId/graph/:entityName" element={<PluginGraphPage />} />
+                      <Route path="/plugins/:pluginId/dashboard" element={<PluginDashboardPage />} />
                       <Route path="/plugins/:pluginId/:entityName" element={<PluginCRUDPage />} />
                     </Routes>
                   </Suspense>