feat(auth): add Casbin RBAC and user activity tracking

Integrate Casbin for role-based access control with admin routes for role management. Add user activity logging service to track login and refresh events. Refactor audit service to use AI-based content moderation.

internal/wire/handler.go

@@ -15,15 +15,16 @@ import (
 // HandlerSet Handler 层 Provider Set
 var HandlerSet = wire.NewSet(
 	// 直接使用构造函数的 Handler
-	handler.NewUserHandler,
 	handler.NewCommentHandler,
 	handler.NewNotificationHandler,
 	handler.NewUploadHandler,
 	handler.NewPushHandler,
 	handler.NewStickerHandler,
 	handler.NewVoteHandler,
+	handler.NewRoleHandler,
 
 	// 需要特殊处理的 Handler
+	ProvideUserHandler,
 	ProvidePostHandler,
 	ProvideMessageHandler,
 	ProvideSystemMessageHandler,
@@ -32,6 +33,14 @@ var HandlerSet = wire.NewSet(
 	ProvideScheduleHandler,
 )
 
+// ProvideUserHandler 提供用户处理器
+func ProvideUserHandler(
+	userService service.UserService,
+	activityService service.UserActivityService,
+) *handler.UserHandler {
+	return handler.NewUserHandler(userService, activityService)
+}
+
 // ProvidePostHandler 提供帖子处理器
 func ProvidePostHandler(
 	postService service.PostService,