change port to 3000

main.go

@@ -9,7 +9,7 @@ func main() {
 	fs := http.FileServer(http.Dir("./dist"))
 	http.Handle("/", fs)
 
-	addr := ":8181"
+	addr := ":3000"
 	log.Println("Server started on", addr)
 	log.Fatal(http.ListenAndServe(addr, nil))
 }