✨ feat: update deployment scripts and configuration; enhance CI/CD process with new scripts for staging and production

frontend/spa.html

@@ -22,7 +22,6 @@
     <body>
         <div id="appContainer"><!--HTML--></div>
         <script type="module" src="/dist/index.mjs?t=__TIMESTAMP__"></script>
-        <script nomodule src="/dist/index.es5.js?t=__TIMESTAMP__"></script>
         <!-- <script
             src="//cc.webmakers.de/cc.js"
             defer