🐛 fix(ai/wails-binding): 修复生命周期绑定生成类型错误

- 收敛 App 与 AI Service 的内部生命周期方法，避免被 Wails 误导出到前端
- 将启动初始化改为包级生命周期接线，保持主程序启动流程不变
- 隐藏内部清理方法，移除生成绑定中的无效 context/time 类型声明
- 同步更新 frontend/wailsjs 绑定文件，清理 Service 与 App 的错误导出
- 调整相关测试调用，确保内部方法重命名后行为一致

internal/ai/service/service.go

@@ -31,7 +31,7 @@ type Service struct {
 	safetyLevel    ai.SQLPermissionLevel
 	contextLevel   ai.ContextLevel
 	guard          *safety.Guard
-	configDir      string // 配置存储目录
+	configDir      string                        // 配置存储目录
 	cancelFuncs    map[string]context.CancelFunc // 记录每个 session 的 context 取消函数
 }
 
@@ -56,8 +56,13 @@ func NewService() *Service {
 	}
 }
 
-// Startup Wails 生命周期回调
-func (s *Service) Startup(ctx context.Context) {
+// InitializeLifecycle attaches runtime context without exposing lifecycle internals to Wails bindings.
+func InitializeLifecycle(s *Service, ctx context.Context) {
+	s.startup(ctx)
+}
+
+// startup Wails 生命周期回调
+func (s *Service) startup(ctx context.Context) {
 	s.ctx = ctx
 	s.configDir = resolveConfigDir()
 	s.loadConfig()
@@ -588,8 +593,8 @@ func (s *Service) AIChatSend(messages []ai.Message, tools []ai.Tool) map[string]
 	}
 
 	return map[string]interface{}{
-		"success": true,
-		"content": resp.Content,
+		"success":    true,
+		"content":    resp.Content,
 		"tool_calls": resp.ToolCalls,
 		"tokensUsed": map[string]int{
 			"promptTokens":     resp.TokensUsed.PromptTokens,

internal/app/app.go

@@ -64,9 +64,14 @@ func NewApp() *App {
 	}
 }
 
-// Startup is called when the app starts. The context is saved
-// so we can call the runtime methods
-func (a *App) Startup(ctx context.Context) {
+// InitializeLifecycle attaches runtime context without exposing lifecycle internals to Wails bindings.
+func InitializeLifecycle(a *App, ctx context.Context) {
+	a.startup(ctx)
+}
+
+// startup is called when the app starts. The context is saved
+// so we can call the runtime methods.
+func (a *App) startup(ctx context.Context) {
 	a.ctx = ctx
 	a.startedAt = time.Now()
 	logger.Init()
@@ -700,8 +705,8 @@ func (a *App) CancelQuery(queryID string) connection.QueryResult {
 	return connection.QueryResult{Success: false, Message: "查询不存在或已完成"}
 }
 
-// CleanupStaleQueries removes queries older than maxAge
-func (a *App) CleanupStaleQueries(maxAge time.Duration) {
+// cleanupStaleQueries removes queries older than maxAge.
+func (a *App) cleanupStaleQueries(maxAge time.Duration) {
 	a.queryMu.Lock()
 	defer a.queryMu.Unlock()
 

internal/app/methods_db_cancel_test.go

@@ -88,7 +88,7 @@ func TestCleanupStaleQueries(t *testing.T) {
 	app.queryMu.Unlock()
 
 	// Cleanup queries older than 1 hour
-	app.CleanupStaleQueries(1 * time.Hour)
+	app.cleanupStaleQueries(1 * time.Hour)
 
 	// Verify stale query was removed
 	app.queryMu.Lock()
@@ -110,7 +110,7 @@ func TestCleanupStaleQueries(t *testing.T) {
 	defer cancel2()
 
 	// Cleanup queries older than 1 hour
-	app.CleanupStaleQueries(1 * time.Hour)
+	app.cleanupStaleQueries(1 * time.Hour)
 
 	// Verify fresh query still exists
 	app.queryMu.Lock()