feat: 设置面板添加代理配置 — web_search/web_fetch走HTTP代理(Clash等)

src/main/ipc.ts

@@ -231,6 +231,21 @@ export async function setupIPC(): Promise<void> {
     return { success: true };
   });
 
+  // ── 代理设置（web_search/web_fetch 走代理）──
+  ipcMain.handle('proxy:set', (_, url: string) => {
+    if (url) {
+      process.env.HTTP_PROXY = url;
+      process.env.HTTPS_PROXY = url;
+      process.env.NODE_TLS_REJECT_UNAUTHORIZED = '0';
+      sendLog('info', `🌐 代理已设置`, url);
+    } else {
+      delete process.env.HTTP_PROXY;
+      delete process.env.HTTPS_PROXY;
+      delete process.env.NODE_TLS_REJECT_UNAUTHORIZED;
+      sendLog('info', `🌐 代理已禁用`);
+    }
+  });
+
   // ── Workspace IPC ──
 
   // 获取工作空间目录

src/main/preload.ts

@@ -20,7 +20,8 @@ contextBridge.exposeInMainWorld('metonaDesktop', {
     execute: (toolName: string, args: Record<string, unknown>) => ipcRenderer.invoke('tool:execute', toolName, args),
     getConfig: () => ipcRenderer.invoke('tool:getConfig'),
     setAllowedDirs: (dirs: string[]) => ipcRenderer.invoke('tool:setAllowedDirs', dirs),
-    setTimeouts: (timeouts: { http?: number; mcp?: number }) => ipcRenderer.invoke('tool:setTimeouts', timeouts)
+    setTimeouts: (timeouts: { http?: number; mcp?: number }) => ipcRenderer.invoke('tool:setTimeouts', timeouts),
+    setProxy: (url: string) => ipcRenderer.invoke('proxy:set', url)
   },
   notify: (title: string, body: string) => ipcRenderer.invoke('notify', title, body),
   window: {

src/renderer/components/settings-modal.ts

@@ -39,6 +39,18 @@ export function initSettingsModal(): void {
   }, 500);
   document.querySelector('#inputServerUrl')!.addEventListener('input', saveServerUrl);
 
+  // 代理设置
+  const inputProxyUrl = document.querySelector('#inputProxyUrl') as HTMLInputElement;
+  if (inputProxyUrl) {
+    const saveProxyUrl = debounce(async () => {
+      const db = state.get<ChatDB | null>(KEYS.DB);
+      const url = inputProxyUrl.value.trim();
+      if (db) await db.saveSetting('proxyUrl', url);
+      logSetting('代理', url || '已禁用');
+    }, 500);
+    inputProxyUrl.addEventListener('input', saveProxyUrl);
+  }
+
   const tempSlider = document.querySelector('#inputTemperature') as HTMLInputElement;
   const tempDisplay = document.querySelector('#tempValue')!;
   tempSlider.addEventListener('input', () => {

src/renderer/index.html

@@ -271,6 +271,11 @@
                     <code>OLLAMA_ORIGINS="*" ollama serve</code>
                 </div>
             </div>
+            <div class="setting-group">
+                <label class="setting-label">🌐 代理设置（用于 web_search / web_fetch）</label>
+                <input class="setting-input" id="inputProxyUrl" type="text" placeholder="http://127.0.0.1:7890">
+                <p class="text-muted" style="font-size:11px;">留空则不使用代理。支持 HTTP 代理，例如 Clash(http://127.0.0.1:7890)。修改后需重启应用生效。</p>
+            </div>
             <div class="setting-group">
                 <label class="setting-label">上下文长度（自动检测）</label>
                 <div style="display:flex;gap:8px;align-items:center;">

src/renderer/main.ts

@@ -394,6 +394,21 @@ async function init(): Promise<void> {
     (document.querySelector('#inputMCPTimeout') as HTMLInputElement).value = mcpTimeout >= 0 ? String(mcpTimeout) : '';
     logInit(`超时设置: HTTP=${httpTimeout>=0?httpTimeout:30}s 流式=${streamTimeout>=0?streamTimeout:300}s MCP=${mcpTimeout>=0?mcpTimeout:60}s`);
 
+    // ── 代理设置 ──
+    const proxyUrl = await db.getSetting('proxyUrl', '');
+    if (proxyUrl) {
+      try {
+        await fetch(proxyUrl, { method: 'HEAD', signal: AbortSignal.timeout(2000) });
+        logInit(`代理: ${proxyUrl} ✓`);
+      } catch { logInit(`代理: ${proxyUrl} (无法连接，但已设置)`); }
+      state.set('proxyUrl', proxyUrl);
+      // 通知主进程设置环境变量
+      if (bridge?.tool?.setProxy) {
+        await bridge.tool.setProxy(proxyUrl);
+      }
+    }
+    (document.querySelector('#inputProxyUrl') as HTMLInputElement).value = proxyUrl;
+
     // ── Tool Calling 设置（永久开启，不可关闭）──
     state.set('toolCallingEnabled', true);
     const runCommandMode = await db.getSetting('runCommandMode', 'confirm') as 'auto' | 'confirm' | 'disabled';

src/renderer/types.d.ts

@@ -221,6 +221,7 @@ export interface MetonaDesktopAPI {
     getConfig: () => Promise<{ allowedDirs: string[]; blockedDirs: string[] }>;
     setAllowedDirs: (dirs: string[]) => Promise<void>;
     setTimeouts: (timeouts: { http?: number; mcp?: number }) => Promise<{ success: boolean }>;
+    setProxy: (url: string) => Promise<void>;
   };
   notify: (title: string, body: string) => void;
   window: {