feat: 实现 OpenCode 页面生命周期管理 XCOpenCodeWeb.exe

- 新增 electron/services/xcOpenCodeWebService.ts 服务管理模块
- 标签页打开时启动 XCOpenCodeWeb.exe，关闭时停止
- 使用 iframe 在 OpenCode 页面显示 Web 服务 (端口 3002)
- 添加 bin 目录打包配置
- 添加 TypeScript 类型定义

src/modules/opencode/OpenCodePage.tsx

@@ -1,11 +1,61 @@
-import React from 'react'
+import React, { useEffect, useState } from 'react'
+
+const XCOPENCODEWEB_PORT = 3002
 
 export const OpenCodePage: React.FC = () => {
+  const [isRunning, setIsRunning] = useState(false)
+  const [error, setError] = useState<string | null>(null)
+
+  useEffect(() => {
+    let mounted = true
+
+    const startService = async () => {
+      try {
+        const result = await window.electronAPI.xcOpenCodeWebStart()
+        if (mounted) {
+          if (result.success) {
+            setIsRunning(true)
+            setError(null)
+          } else {
+            setError(result.error || '启动失败')
+          }
+        }
+      } catch (err) {
+        if (mounted) {
+          setError(err instanceof Error ? err.message : '启动失败')
+        }
+      }
+    }
+
+    startService()
+
+    return () => {
+      mounted = false
+      window.electronAPI.xcOpenCodeWebStop()
+      setIsRunning(false)
+    }
+  }, [])
+
   return (
-    <div className="max-w-4xl mx-auto w-full px-14 py-12 pb-40">
-      <h1 className="text-2xl font-bold text-gray-800 dark:text-gray-200 mb-8 flex items-center gap-2">
-        OpenCode
-      </h1>
+    <div className="h-full w-full flex flex-col">
+      <div className="max-w-4xl mx-auto w-full px-14 py-4 flex items-center gap-4">
+        <h1 className="text-2xl font-bold text-gray-800 dark:text-gray-200">
+          OpenCode
+        </h1>
+        <span className={`px-2 py-1 text-xs rounded ${isRunning ? 'bg-green-100 text-green-700' : 'bg-yellow-100 text-yellow-700'}`}>
+          {isRunning ? '运行中' : '启动中...'}
+        </span>
+        {error && (
+          <span className="text-red-500 text-sm">{error}</span>
+        )}
+      </div>
+      {isRunning && (
+        <iframe
+          src={`http://localhost:${XCOPENCODEWEB_PORT}`}
+          className="flex-1 w-full border-0"
+          title="XCOpenCodeWeb"
+        />
+      )}
     </div>
   )
 }