feat: enhance event handling and add scheduling capabilities

- Introduced a new scheduler to manage timed tasks within the event dispatcher.
- Updated the dispatcher to support the new scheduler, allowing for improved event processing.
- Enhanced action serialization in the OneBot11 adapter to convert message chains to the appropriate format.
- Added new dependencies for cron scheduling and other indirect packages in go.mod and go.sum.
- Improved logging for event publishing and handler matching, providing better insights during execution.
- Refactored plugin loading to include scheduled job management.

internal/di/providers.go

@@ -7,7 +7,8 @@ import (
 	"cellbot/internal/adapter/onebot11"
 	"cellbot/internal/config"
 	"cellbot/internal/engine"
-	_ "cellbot/internal/plugins/echo" // 导入插件以触发 init 函数
+	_ "cellbot/internal/plugins/echo"    // 导入插件以触发 init 函数
+	_ "cellbot/internal/plugins/welcome" // 导入插件以触发 init 函数
 	"cellbot/internal/protocol"
 	"cellbot/pkg/net"
 
@@ -42,8 +43,12 @@ func ProvideEventBus(logger *zap.Logger) *engine.EventBus {
 	return engine.NewEventBus(logger, 10000)
 }
 
-func ProvideDispatcher(eventBus *engine.EventBus, logger *zap.Logger, cfg *config.Config) *engine.Dispatcher {
-	dispatcher := engine.NewDispatcher(eventBus, logger)
+func ProvideScheduler(logger *zap.Logger) *engine.Scheduler {
+	return engine.NewScheduler(logger)
+}
+
+func ProvideDispatcher(eventBus *engine.EventBus, logger *zap.Logger, cfg *config.Config, scheduler *engine.Scheduler) *engine.Dispatcher {
+	dispatcher := engine.NewDispatcherWithScheduler(eventBus, logger, scheduler)
 
 	// 注册限流中间件
 	if cfg.Engine.RateLimit.Enabled {
@@ -97,7 +102,18 @@ func ProvideMilkyBots(cfg *config.Config, logger *zap.Logger, eventBus *engine.E
 			lc.Append(fx.Hook{
 				OnStart: func(ctx context.Context) error {
 					logger.Info("Starting Milky bot", zap.String("bot_id", botCfg.ID))
-					return bot.Connect(ctx)
+					// 在后台启动连接，失败时只记录错误，不终止应用
+					go func() {
+						if err := bot.Connect(context.Background()); err != nil {
+							logger.Error("Failed to connect Milky bot, will retry in background",
+								zap.String("bot_id", botCfg.ID),
+								zap.Error(err))
+							// 可以在这里实现重试逻辑
+						} else {
+							logger.Info("Milky bot connected successfully", zap.String("bot_id", botCfg.ID))
+						}
+					}()
+					return nil
 				},
 				OnStop: func(ctx context.Context) error {
 					logger.Info("Stopping Milky bot", zap.String("bot_id", botCfg.ID))
@@ -137,7 +153,18 @@ func ProvideOneBot11Bots(cfg *config.Config, logger *zap.Logger, wsManager *net.
 			lc.Append(fx.Hook{
 				OnStart: func(ctx context.Context) error {
 					logger.Info("Starting OneBot11 bot", zap.String("bot_id", botCfg.ID))
-					return bot.Connect(ctx)
+					// 在后台启动连接，失败时只记录错误，不终止应用
+					go func() {
+						if err := bot.Connect(context.Background()); err != nil {
+							logger.Error("Failed to connect OneBot11 bot, will retry in background",
+								zap.String("bot_id", botCfg.ID),
+								zap.Error(err))
+							// 可以在这里实现重试逻辑
+						} else {
+							logger.Info("OneBot11 bot connected successfully", zap.String("bot_id", botCfg.ID))
+						}
+					}()
+					return nil
 				},
 				OnStop: func(ctx context.Context) error {
 					logger.Info("Stopping OneBot11 bot", zap.String("bot_id", botCfg.ID))
@@ -171,12 +198,18 @@ func LoadPlugins(logger *zap.Logger, botManager *protocol.BotManager, registry *
 		zap.Strings("plugins", engine.GetRegisteredPlugins()))
 }
 
+// LoadScheduledJobs 加载所有定时任务（由依赖注入系统调用）
+func LoadScheduledJobs(scheduler *engine.Scheduler, logger *zap.Logger) error {
+	return engine.LoadAllJobs(scheduler, logger)
+}
+
 var Providers = fx.Options(
 	fx.Provide(
 		ProvideConfig,
 		ProvideConfigManager,
 		ProvideLogger,
 		ProvideEventBus,
+		ProvideScheduler,
 		ProvideDispatcher,
 		ProvidePluginRegistry,
 		ProvideBotManager,
@@ -186,4 +219,5 @@ var Providers = fx.Options(
 	fx.Invoke(ProvideMilkyBots),
 	fx.Invoke(ProvideOneBot11Bots),
 	fx.Invoke(LoadPlugins),
+	fx.Invoke(LoadScheduledJobs),
 )