feat(mcp): import Codex MCP from ~/.codex/config.toml

- Support both TOML schemas: [mcp.servers.<id>] and [mcp_servers.<id>]
- Non-destructive merge of imported servers (enabled=true only)
- Preserve existing TOML schema when syncing (prefer mcp_servers)
- Remove both mcp and mcp_servers when no enabled items

feat(ui): auto-import Codex MCP on panel init (app=codex)

chore(tauri): add import_mcp_from_codex command and register

chore(types): expose window.api.importMcpFromCodex and typings

fix(ui): remove unused variable for typecheck

src/lib/styles.ts

@@ -17,8 +17,7 @@ export const buttonStyles = {
     "px-4 py-2 bg-red-500 text-white rounded-lg hover:bg-red-600 dark:bg-red-600 dark:hover:bg-red-700 transition-colors text-sm font-medium",
 
   // MCP 专属按钮：绿底白字
-  mcp:
-    "px-4 py-2 bg-emerald-500 text-white rounded-lg hover:bg-emerald-600 dark:bg-emerald-600 dark:hover:bg-emerald-700 transition-colors text-sm font-medium",
+  mcp: "px-4 py-2 bg-emerald-500 text-white rounded-lg hover:bg-emerald-600 dark:bg-emerald-600 dark:hover:bg-emerald-700 transition-colors text-sm font-medium",
 
   // 幽灵按钮：无背景，仅悬浮反馈
   ghost:

src/lib/tauri-api.ts

@@ -355,7 +355,11 @@ export const tauriAPI = {
     spec: McpServer | Record<string, any>,
   ): Promise<boolean> => {
     try {
-      return await invoke<boolean>("upsert_mcp_server_in_config", { app, id, spec });
+      return await invoke<boolean>("upsert_mcp_server_in_config", {
+        app,
+        id,
+        spec,
+      });
     } catch (error) {
       console.error("写入 MCP（config.json）失败:", error);
       throw error;
@@ -415,6 +419,16 @@ export const tauriAPI = {
     }
   },
 
+  // 从 ~/.codex/config.toml 导入 MCP（Codex 作用域）
+  importMcpFromCodex: async (): Promise<number> => {
+    try {
+      return await invoke<number>("import_mcp_from_codex");
+    } catch (error) {
+      console.error("从 ~/.codex/config.toml 导入 MCP 失败:", error);
+      throw error;
+    }
+  },
+
   // ours: 第三方/自定义供应商——测速与端点管理
   // 第三方/自定义供应商：批量测试端点延迟
   testApiEndpoints: async (