refactor: 移除多余依赖，统一 MUI 为唯一 UI 库

- 移除 radix-ui、clsx、tailwind-merge、class-variance-authority、react-router-dom

- 前后端全面适配 MUI 组件，清理残留 Tailwind 工具类引用

- 优化 Agent Loop 引擎、IPC 处理器、Provider Adapter 等后端模块

- 新增 Agent 网络工具通用设计文档 v2

electron/main.ts

@@ -46,6 +46,7 @@ import { PolicyEngine } from './harness/sandbox/permissions';
 import { SandboxManager } from './harness/sandbox/sandbox';
 import { PromptInjectionDefender } from './harness/security/prompt-injection-defense';
 import { OutputValidator } from './harness/verification/output-validator';
+import { UpdateService } from './services/update.service';
 
 // ===== 步骤 1: 初始化日志系统（SYS 层）=====
 log.transports.file.level = 'info';
@@ -98,6 +99,10 @@ async function initialize(): Promise<void> {
       log.warn('LLM not configured. Please set provider, baseURL, and model in Settings.');
     }
 
+    if (!apiKey && provider !== 'ollama') {
+      throw new Error(`API key is required for provider "${provider || 'unknown'}". Please set it in Settings.`);
+    }
+
     const adapterConfig = { provider, baseURL, apiKey, defaultModel: model };
     switch (provider) {
       case 'agnes': return new AgnesAdapter(adapterConfig);
@@ -150,6 +155,7 @@ async function initialize(): Promise<void> {
   ];
 
   // ===== Agent Loop =====
+  // TODO: Re-read agent config on each runStream call or when config changes
   const ollamaNumCtx = configService.get<number>('ollama.numCtx');
   const agentMaxIter = configService.get<number>('agent.maxIterations');
   const agentTimeout = configService.get<number>('agent.totalTimeoutMs');
@@ -187,13 +193,14 @@ async function initialize(): Promise<void> {
   windowManager.registerGlobalShortcuts();
 
   // ===== Agent 状态同步到托盘 =====
-  agentLoop.on('stateChange', (data: { previous: string; current: string }) => {
+  agentLoop.on('stateChange', (data: { previous: string; current: string; state?: string }) => {
     const statusMap: Record<string, 'idle' | 'thinking' | 'executing' | 'error'> = {
       INIT: 'idle', THINKING: 'thinking', PARSING: 'thinking',
       EXECUTING: 'executing', OBSERVING: 'executing', REFLECTING: 'thinking',
       COMPRESSING: 'thinking', TERMINATED: 'idle',
     };
-    trayManager?.setStatus(statusMap[data.current] ?? 'idle');
+    const stateValue = (data.current || data.state) ?? '';
+    trayManager?.setStatus(statusMap[stateValue] ?? 'idle');
   });
 
   // ===== Agent 完成时发送系统通知 =====
@@ -210,8 +217,13 @@ async function initialize(): Promise<void> {
     mainWindow, sessionService, configService, workspaceService,
     contextBuilder, agentLoop, toolRegistry, auditService,
     sessionRecorder, memoryManager, mcpManager, createAdapter,
+    promptDefender, outputValidator,
   );
 
+  // TODO: Initialize UpdateService for auto-update functionality
+  // const updateService = new UpdateService();
+  // updateService.initialize(mainWindow);
+
   // ===== 应用生命周期 =====
   app.on('window-all-closed', () => {
     // macOS: 保持应用运行（托盘模式）
@@ -232,7 +244,7 @@ async function initialize(): Promise<void> {
     windowManager?.unregisterGlobalShortcuts();
     trayManager?.destroy();
     windowManager?.closeAll();
-    try { await mcpManager.shutdown(); } catch {}
+    try { await mcpManager.shutdown(); } catch (err) { log.error('[Shutdown] MCP shutdown failed:', err); }
     if (databaseService) { databaseService.close(); databaseService = null; }
   });