M masto.go → masto.go

@@ -78,6 +78,9 @@ return
 	}
 
 	http.Redirect(rw, r, redirectURI+"?code="+nrw.auth, http.StatusFound)
+	rw.Header().Set("Location", redirectURI+"?code="+nrw.auth)
+	rw.WriteHeader(302)
+	return
 }
 
 // https://docs.joinmastodon.org/methods/instance/#v2