package main import ( "fmt" "log" "net/http" "os" ) var config Config func main() { var err error config, err = LoadFile("config.json") if err != nil { fmt.Fprintln(os.Stderr, "Error loading config") os.Exit(1) } router := NewRouter() log.Fatal(http.ListenAndServe(config.Server.Listen+":"+config.Server.Port, router)) }