package main import ( "encoding/json" "net/http" "github.com/julienschmidt/httprouter" ) func (app *application) healthCheckHandler(w http.ResponseWriter, r *http.Request, _ httprouter.Params) { data := map[string]string{ "status": "available", } w.WriteHeader(http.StatusOK) w.Header().Set("Content-Type", "application/json") json.NewEncoder(w).Encode(data) }