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/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)
+}