feat: v0.10.2 - 可配置超时设置 + 默认值提升

- HTTP超时: 15s→30s(可配5s~300s), MCP超时: 30s→60s(可配10s~300s), 流式超时: 180s→300s(可配0~600s)
- 设置面板新增超时配置区域(HTTP/流式/MCP),留空使用默认值
- 主进程HTTP_TIMEOUT/MCP_TIMEOUT改为可配置变量,通过IPC setTimeouts通道接收
- 帮助面板/README/release-notes更新四引擎搜索和超时描述
- 版本号同步更新至v0.10.2(16处)

src/main/ipc.ts

@@ -49,9 +49,10 @@ import {
   handleCompress
 } from './tool-handlers.js';
 import { browserOpen, browserScreenshot, browserEvaluate, browserExtract, browserClick, browserType, browserScroll, browserClose } from './browser.js';
-import { startServer, stopServer, stopAllServers, callTool, getAllTools, getServerStatuses, refreshTools } from './mcp-manager.js';
+import { startServer, stopServer, stopAllServers, callTool, getAllTools, getServerStatuses, refreshTools, setMCPTimeout } from './mcp-manager.js';
 import { getAllowedDirs, getBlockedDirs, setAllowedDirs } from './tool-security.js';
 import { startProcess, killProcess, getWorkspaceDir, setWorkspaceDir, listWorkspaceDir } from './workspace.js';
+import { setHTTPTimeout } from './tool-handlers-system.js';
 
 /** 工具结果摘要（用于日志面板） */
 function summarizeResult(toolName: string, result: Record<string, unknown>): string {
@@ -222,6 +223,16 @@ export async function setupIPC(): Promise<void> {
     setAllowedDirs(dirs);
   });
 
+  ipcMain.handle('tool:setTimeouts', (_, timeouts: { http?: number; mcp?: number }) => {
+    if (typeof timeouts.http === 'number' && timeouts.http > 0) {
+      setHTTPTimeout(timeouts.http);
+    }
+    if (typeof timeouts.mcp === 'number' && timeouts.mcp > 0) {
+      setMCPTimeout(timeouts.mcp);
+    }
+    return { success: true };
+  });
+
   // ── Workspace IPC ──
 
   // 获取工作空间目录