feat: cache add single-flight and timing-wheel.

pkg/common/redispubsub/redispubliser.go

@@ -0,0 +1,16 @@
+package redispubsub
+
+import "github.com/redis/go-redis/v9"
+
+type Publisher struct {
+	client  redis.UniversalClient
+	channel string
+}
+
+func NewPublisher(client redis.UniversalClient, channel string) *Publisher {
+	return &Publisher{client: client, channel: channel}
+}
+
+func (p *Publisher) Publish(message string) error {
+	return p.client.Publish(ctx, p.channel, message).Err()
+}