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/App.tsx

@@ -23,7 +23,7 @@ function App() {
   const [currentProviderId, setCurrentProviderId] = useState<string>("");
   const [isAddModalOpen, setIsAddModalOpen] = useState(false);
   const [editingProviderId, setEditingProviderId] = useState<string | null>(
-    null
+    null,
   );
   const [notification, setNotification] = useState<{
     message: string;
@@ -44,7 +44,7 @@ function App() {
   const showNotification = (
     message: string,
     type: "success" | "error",
-    duration = 3000
+    duration = 3000,
   ) => {
     // 清除之前的定时器
     if (timeoutRef.current) {
@@ -196,7 +196,7 @@ function App() {
             ? t("notifications.removedFromClaudePlugin")
             : t("notifications.appliedToClaudePlugin"),
           "success",
-          2000
+          2000,
         );
       }
     } catch (error: any) {
@@ -219,7 +219,7 @@ function App() {
         showNotification(
           t("notifications.switchSuccess", { appName }),
           "success",
-          2000
+          2000,
         );
         // 更新托盘菜单
         await window.api.updateTrayMenu();