package httpx import ( "encoding/json" "net/http" ) type errorEnvelope struct { Error errorBody `json:"error"` } type errorBody struct { Code string `json:"code"` Message string `json:"message"` } func WriteJSON(w http.ResponseWriter, status int, payload any) { w.Header().Set("Content-Type", "application/json") w.WriteHeader(status) _ = json.NewEncoder(w).Encode(payload) } func WriteError(w http.ResponseWriter, status int, code, message string) { WriteJSON(w, status, errorEnvelope{ Error: errorBody{ Code: code, Message: message, }, }) }