Support any golang net supported protocol

cmd/server/main.go

@@ -1,8 +1,8 @@
 package main
 
 import (
-	"fmt"
 	"log"
+	"net"
 	"net/http"
 	"os"
 
@@ -27,8 +27,12 @@ func main() {
 			),
 		),
 	)
-	addr := fmt.Sprintf(":%d", conf.Conf.Port)
-	log.Fatal(http.ListenAndServe(addr, router))
+
+	listener, err := net.Listen(conf.Conf.Protocol, conf.Conf.Address)
+	if err != nil {
+		log.Fatal(err)
+	}
+	log.Fatal(http.Serve(listener, router))
 }
 
 func logger(next http.Handler) http.Handler {