feat: SPA 真实路由（/release、/pipelines/:id 等直达）

- 路由映射：/pipelines 列表、/pipelines/:id 编辑器、/release 批量发布、
  /records 发布记录、/gitops、/environments、/credentials、/build-nodes、
  /tools、/jenkins-import、/webhooks、/plugins、/settings
- 侧边栏/助手跳转同步更新 URL；直接输入/刷新/分享链接恢复对应页面；
  未知路径回 /pipelines

frontend/src/App.tsx

@@ -1,5 +1,6 @@
-import { useState, useCallback } from 'react';
+import { useState, useCallback, useEffect } from 'react';
 import { Toaster } from 'sonner';
+import { useLocation, useNavigate } from 'react-router';
 import { useQuery } from '@tanstack/react-query';
 import Sidebar from '@/components/Sidebar';
 import TopBar from '@/components/TopBar';
@@ -26,7 +27,42 @@ import { apiClient } from '@/lib/api';
 export type ModuleType = 'pipelines' | 'gitops' | 'batch-release' | 'release-records' | 'environments' | 'credentials' | 'build-nodes' | 'tools' | 'jenkins-import' | 'webhooks' | 'plugins' | 'settings';
 export type EditorTab = '基本信息' | '流程配置' | '触发设置' | '变量和缓存' | '发布';
 
+// 路由 ↔ 模块映射（用户可直接访问 /release、/pipelines/1 等）
+const ROUTE_TO_MODULE: Record<string, ModuleType> = {
+  '/': 'pipelines',
+  '/pipelines': 'pipelines',
+  '/gitops': 'gitops',
+  '/release': 'batch-release',
+  '/records': 'release-records',
+  '/environments': 'environments',
+  '/credentials': 'credentials',
+  '/build-nodes': 'build-nodes',
+  '/tools': 'tools',
+  '/jenkins-import': 'jenkins-import',
+  '/webhooks': 'webhooks',
+  '/plugins': 'plugins',
+  '/settings': 'settings',
+};
+
+const MODULE_TO_ROUTE: Record<ModuleType, string> = {
+  pipelines: '/pipelines',
+  gitops: '/gitops',
+  'batch-release': '/release',
+  'release-records': '/records',
+  environments: '/environments',
+  credentials: '/credentials',
+  'build-nodes': '/build-nodes',
+  tools: '/tools',
+  'jenkins-import': '/jenkins-import',
+  webhooks: '/webhooks',
+  plugins: '/plugins',
+  settings: '/settings',
+};
+
 export default function App() {
+  const location = useLocation();
+  const navigate = useNavigate();
+
   // Module navigation
   const [activeModule, setActiveModule] = useState<ModuleType>('pipelines');
   const [sidebarCollapsed, setSidebarCollapsed] = useState(false);
@@ -38,6 +74,35 @@ export default function App() {
   const [saveTick, setSaveTick] = useState(0);
   const [runTick, setRunTick] = useState(0);
 
+  // URL → 页面状态（直接输入/刷新/分享链接时恢复）
+  useEffect(() => {
+    const path = location.pathname.replace(/\/+$/, '') || '/';
+    const editorMatch = path.match(/^\/pipelines\/(\d+)/);
+    if (editorMatch) {
+      setActiveModule('pipelines');
+      setCurrentPipelineId(Number(editorMatch[1]) || 1);
+      setPipelineView('editor');
+      return;
+    }
+    const mod = ROUTE_TO_MODULE[path];
+    if (mod) {
+      setActiveModule(mod);
+      if (mod !== 'pipelines') {
+        setPipelineView('list');
+      } else if (path === '/pipelines' || path === '/') {
+        setPipelineView('list');
+      }
+      return;
+    }
+    // 未知路径回首页
+    navigate('/pipelines', { replace: true });
+  }, [location.pathname, navigate]);
+
+  const goToModule = useCallback((m: ModuleType) => {
+    setActiveModule(m);
+    navigate(MODULE_TO_ROUTE[m]);
+  }, [navigate]);
+
   const { data: pipelines = [] } = useQuery({
     queryKey: ['pipelines'],
     queryFn: apiClient.listPipelines,
@@ -59,12 +124,14 @@ export default function App() {
     setCurrentPipelineId(Number(id) || 1);
     setPipelineView('editor');
     setActiveTab('流程配置');
-  }, []);
+    navigate(`/pipelines/${Number(id) || 1}`);
+  }, [navigate]);
 
   const handlePipelineSwitch = useCallback((id: number) => {
     setCurrentPipelineId(id);
     setActiveTab('流程配置');
-  }, []);
+    navigate(`/pipelines/${id}`);
+  }, [navigate]);
 
   const handleOnlySave = useCallback(() => {
     if (activeTab !== '流程配置') setActiveTab('流程配置');
@@ -97,7 +164,7 @@ export default function App() {
               onSaveAndRun={handleSaveAndRun}
               isRunning={isPipelineRunning}
               executionStatus={(latestStatus as 'running' | 'success' | 'failed' | 'cancelled') || 'idle'}
-              onBack={() => setPipelineView('list')}
+              onBack={() => { setPipelineView('list'); navigate('/pipelines'); }}
             />
             <div className="flex-1 flex overflow-hidden">
               {activeTab === '流程配置' && (
@@ -139,7 +206,7 @@ export default function App() {
       case 'jenkins-import':
         return <JenkinsImport />;
       case 'batch-release':
-        return <BatchRelease onViewRecords={() => setActiveModule('release-records')} />;
+        return <BatchRelease onViewRecords={() => goToModule('release-records')} />;
       case 'release-records':
         return <ReleaseRecords />;
       case 'webhooks':
@@ -160,14 +227,14 @@ export default function App() {
       <Toaster position="top-right" richColors />
       <Sidebar
         activeModule={activeModule}
-        onModuleChange={setActiveModule}
+        onModuleChange={goToModule}
         collapsed={sidebarCollapsed}
         onToggleCollapse={() => setSidebarCollapsed(!sidebarCollapsed)}
       />
       <div className="flex-1 flex flex-col min-w-0 overflow-hidden">
         {renderContent()}
       </div>
-      <AiAssistant onNavigate={(m) => setActiveModule(m as ModuleType)} />
+      <AiAssistant onNavigate={(m) => goToModule(m as ModuleType)} />
     </div>
   );
 }