feat: 重构事件处理，添加默认通道和发布逻辑，移除不必要的提供者

templates/project/providers/event/channel.go.tpl

@@ -0,0 +1,30 @@
+package event
+
+import "go.ipao.vip/atom/contracts"
+
+const (
+	Go    contracts.Channel = "go"
+	Kafka contracts.Channel = "kafka"
+	Redis contracts.Channel = "redis"
+	Sql   contracts.Channel = "sql"
+)
+
+type DefaultPublishTo struct{}
+
+func (d *DefaultPublishTo) PublishTo() (contracts.Channel, string) {
+	return Go, "event:processed"
+}
+
+type DefaultChannel struct{}
+
+func (d *DefaultChannel) Channel() contracts.Channel { return Go }
+
+// kafka
+type KafkaChannel struct{}
+
+func (k *KafkaChannel) Channel() contracts.Channel { return Kafka }
+
+// kafka
+type RedisChannel struct{}
+
+func (k *RedisChannel) Channel() contracts.Channel { return Redis }