// indexHandler is the handler for root path
indexHandler is the handler for root path
// indexHandler is the handler for root path
func indexHandler(w http.ResponseWriter, r *http.Request) {
	log.Println("indexHandler is called")
	w.WriteHeader(http.StatusOK)
	json.NewEncoder(w).Encode(appResponse{Message: "OK"})
}
func indexHandler ( w http . ResponseWriter , r * http . Request ) { log . Println ( " " ) w . WriteHeader ( http . StatusOK ) json . NewEncoder ( w ) . Encode ( appResponse { Message : " " } ) }
indexHandler is the handler for root path
indexHandler is the handler for root path