update

cmd/main.go

@@ -1,7 +1,12 @@
 package main
 
-import server "m2pool-payment/internal"
+import (
+	"flag"
+	server "m2pool-payment/internal"
+)
 
 func main() {
-	server.Start()
+	msgKey := flag.String("key", "m2pool", "通信密钥")
+	flag.Parse()
+	server.Start(*msgKey)
 }