feat: 添加日志管理和敏感词过滤功能

- 新增日志管理模块：操作日志、登录日志、数据变更日志
- 新增敏感词过滤器 (sanitizer)
- 新增日志异步写入管理器
- 新增日志定时清理服务
- 优化帖子相关服务和上传服务

internal/wire/handler.go

@@ -27,6 +27,7 @@ var HandlerSet = wire.NewSet(
 	handler.NewAdminCommentHandler,
 	handler.NewAdminGroupHandler,
 	handler.NewAdminDashboardHandler,
+	handler.NewAdminLogHandler,
 
 	// 需要特殊处理的 Handler
 	ProvideUserHandler,
@@ -42,16 +43,47 @@ var HandlerSet = wire.NewSet(
 func ProvideUserHandler(
 	userService service.UserService,
 	activityService service.UserActivityService,
+	postService service.PostService,
+	commentService *service.CommentService,
+	logService *service.LogService,
 ) *handler.UserHandler {
-	return handler.NewUserHandler(userService, activityService)
+	h := handler.NewUserHandler(userService, activityService)
+	h.SetLogService(logService)
+
+	// 同时设置到其他服务
+	if ps, ok := postService.(interface{ SetLogService(*service.LogService) }); ok {
+		ps.SetLogService(logService)
+	}
+	if commentService != nil {
+		commentService.SetLogService(logService)
+	}
+
+	return h
 }
 
 // ProvidePostHandler 提供帖子处理器
 func ProvidePostHandler(
 	postService service.PostService,
 	userService service.UserService,
+	logService *service.LogService,
 ) *handler.PostHandler {
-	return handler.NewPostHandler(postService, userService)
+	h := handler.NewPostHandler(postService, userService)
+	if ps, ok := postService.(interface{ SetLogService(*service.LogService) }); ok {
+		ps.SetLogService(logService)
+	}
+	return h
+}
+
+// ProvideAdminPostHandler 提供管理端帖子处理器
+func ProvideAdminPostHandler(
+	postService service.AdminPostService,
+	logService *service.LogService,
+) *handler.AdminPostHandler {
+	h := handler.NewAdminPostHandler(postService)
+	if ps, ok := postService.(interface{ SetLogService(*service.LogService) }); ok {
+		ps.SetLogService(logService)
+	}
+	return h
 }
 
 // ProvideMessageHandler 提供消息处理器

internal/wire/repository.go

@@ -23,6 +23,11 @@ var RepositorySet = wire.NewSet(
 	repository.NewVoteRepository,
 	repository.NewScheduleRepository,
 	ProvideUserActivityRepository,
+
+	// 日志相关仓储
+	repository.NewOperationLogRepository,
+	repository.NewLoginLogRepository,
+	repository.NewDataChangeLogRepository,
 )
 
 // ProvideUserActivityRepository 提供用户活跃数据仓储

internal/wire/service.go

@@ -1,6 +1,8 @@
 package wire
 
 import (
+	"time"
+
 	"carrot_bbs/internal/cache"
 	"carrot_bbs/internal/config"
 	"carrot_bbs/internal/grpc/runner"
@@ -48,6 +50,14 @@ var ServiceSet = wire.NewSet(
 	ProvideAdminCommentService,
 	ProvideAdminGroupService,
 	ProvideAdminDashboardService,
+
+	// 日志服务
+	ProvideAsyncLogManager,
+	ProvideOperationLogService,
+	ProvideLoginLogService,
+	ProvideDataChangeLogService,
+	ProvideLogCleanupService,
+	ProvideLogService,
 )
 
 // ProvideJWTService 提供 JWT 服务
@@ -254,3 +264,86 @@ func ProvideAdminDashboardService(
 ) service.AdminDashboardService {
 	return service.NewAdminDashboardService(db, userRepo, postRepo, commentRepo, groupRepo, activityRepo)
 }
+
+// ProvideAsyncLogManager 提供异步日志管理器
+func ProvideAsyncLogManager(
+	db *gorm.DB,
+	operationRepo *repository.OperationLogRepository,
+	loginRepo *repository.LoginLogRepository,
+	dataChangeRepo *repository.DataChangeLogRepository,
+	logger *zap.Logger,
+	cfg *config.Config,
+) *service.AsyncLogManager {
+	asyncCfg := &service.AsyncLogConfig{
+		BufferSize:     cfg.Log.Async.BufferSize,
+		BatchSize:      cfg.Log.Async.BatchSize,
+		WorkerCount:    cfg.Log.Async.WorkerCount,
+		EnableFallback: cfg.Log.Async.EnableFallback,
+		FallbackPath:   cfg.Log.Async.FallbackPath,
+	}
+
+	// 解析刷新间隔
+	if duration, err := parseDuration(cfg.Log.Async.FlushInterval); err == nil {
+		asyncCfg.FlushInterval = duration
+	} else {
+		asyncCfg.FlushInterval = 3 * time.Second
+	}
+
+	return service.NewAsyncLogManager(db, operationRepo, loginRepo, dataChangeRepo, logger, asyncCfg)
+}
+
+// ProvideOperationLogService 提供操作日志服务
+func ProvideOperationLogService(
+	asyncManager *service.AsyncLogManager,
+	operationRepo *repository.OperationLogRepository,
+) service.OperationLogService {
+	return service.NewOperationLogService(asyncManager, operationRepo)
+}
+
+// ProvideLoginLogService 提供登录日志服务
+func ProvideLoginLogService(
+	asyncManager *service.AsyncLogManager,
+	loginRepo *repository.LoginLogRepository,
+) service.LoginLogService {
+	return service.NewLoginLogService(asyncManager, loginRepo)
+}
+
+// ProvideDataChangeLogService 提供数据变更日志服务
+func ProvideDataChangeLogService(
+	asyncManager *service.AsyncLogManager,
+	dataChangeRepo *repository.DataChangeLogRepository,
+) service.DataChangeLogService {
+	return service.NewDataChangeLogService(asyncManager, dataChangeRepo)
+}
+
+// ProvideLogCleanupService 提供日志清理服务
+func ProvideLogCleanupService(
+	operationRepo *repository.OperationLogRepository,
+	loginRepo *repository.LoginLogRepository,
+	dataChangeRepo *repository.DataChangeLogRepository,
+	logger *zap.Logger,
+	cfg *config.Config,
+) service.LogCleanupService {
+	cleanupCfg := &service.LogCleanupConfig{
+		Enabled:       true,
+		OperationLog:  cfg.Log.Retention.OperationLog,
+		LoginLog:      cfg.Log.Retention.LoginLog,
+		DataChangeLog: cfg.Log.Retention.DataChange,
+		CleanupTime:   "02:00",
+	}
+	return service.NewLogCleanupService(operationRepo, loginRepo, dataChangeRepo, cleanupCfg, logger)
+}
+
+// ProvideLogService 提供日志服务组合
+func ProvideLogService(
+	operationLogService service.OperationLogService,
+	loginLogService service.LoginLogService,
+	dataChangeLogService service.DataChangeLogService,
+) *service.LogService {
+	return service.NewLogService(operationLogService, loginLogService, dataChangeLogService)
+}
+
+// parseDuration 解析时长字符串
+func parseDuration(s string) (time.Duration, error) {
+	return time.ParseDuration(s)
+}