Warns you when you are in production
// ==UserScript==
// @name Production warning
// @namespace https://greasyfork.org/production-warning
// @version 0.2
// @description Warns you when you are in production
// @author Jason Barnabe
// @grant none
// @include https://yourproductionserver.example/*
// ==/UserScript==
(function() {
'use strict';
var div = document.createElement("div");
div.innerHTML = "PRODUCTION";
div.style = "position: fixed; right: 0; bottom: 0; font-size: 80px; pointer-events: none; color: red; opacity: 0.3; padding: 1em; z-index: 1000000";
document.body.appendChild(div);
})();