🐛 fix(ui): 修复命令面板新建查询无响应

- 补充 gonavi:create-query-tab 全局事件监听
- 统一复用 handleNewQuery 创建查询标签页
- 恢复起始工作台与命令面板的新建查询入口
- 增加事件监听回归断言避免后续再次丢失

frontend/src/App.tool-center.test.ts

@@ -158,6 +158,13 @@ describe('tool center menu entries', () => {
     expect(appSource).toContain('handleCreateConnection, handleManualResetWindowZoom');
     expect(appSource).toContain('setTheme, toggleAIPanel, useNativeMacWindowControls');
   });
+
+  it('listens for command search query-tab events and routes them through handleNewQuery', () => {
+    expect(appSource).toContain("window.addEventListener('gonavi:create-query-tab', handleCreateQueryTabEvent as EventListener);");
+    expect(appSource).toContain("window.removeEventListener('gonavi:create-query-tab', handleCreateQueryTabEvent as EventListener);");
+    expect(appSource).toContain('const handleCreateQueryTabEvent = () => {');
+    expect(appSource).toContain('handleNewQuery();');
+  });
 });
 
 describe('global appearance tokens', () => {

frontend/src/App.tsx

@@ -2665,6 +2665,16 @@ function App() {
       };
   }, []);
 
+  useEffect(() => {
+      const handleCreateQueryTabEvent = () => {
+          handleNewQuery();
+      };
+      window.addEventListener('gonavi:create-query-tab', handleCreateQueryTabEvent as EventListener);
+      return () => {
+          window.removeEventListener('gonavi:create-query-tab', handleCreateQueryTabEvent as EventListener);
+      };
+  }, [handleNewQuery]);
+
   useEffect(() => {
       if (!isMacRuntime || !useNativeMacWindowControls) {
           return;