Simplify config request

micropub.go

@@ -17,16 +17,10 @@ func HandleMicroPub(w http.ResponseWriter, r *http.Request) {
 		if q := r.URL.Query().Get("q"); q == "config" || q == "syndicate-to" {
 			w.Header().Add("Content-type", "application/json")
 			w.WriteHeader(http.StatusOK)
-			jsonBytes, err := json.Marshal(&MicropubConfig{
+			_ = json.NewEncoder(w).Encode(&MicropubConfig{
 				SyndicateTo:   SyndicationTargets,
 				MediaEndpoint: MediaEndpointUrl,
 			})
-			if err != nil {
-				w.WriteHeader(http.StatusBadRequest)
-				_, _ = w.Write([]byte(err.Error()))
-				return
-			}
-			_, _ = w.Write(jsonBytes)
 			return
 		} else {
 			w.Header().Add("Content-type", "application/json")