refactorings + basis of script editor.

frontend/src/app.html

@@ -4,6 +4,7 @@
 		<meta charset="utf-8" />
 		<link rel="icon" href="%sveltekit.assets%/favicon.png" />
 		<meta name="viewport" content="width=device-width" />
+		<meta name="darkreader" content="we've already gone dark" />
 		<style>
 			body, html {
 				background: #111114;
@@ -18,4 +19,4 @@
 	<body data-sveltekit-preload-data="hover">
 		<div style="display: contents">%sveltekit.body%</div>
 	</body>
-</html>
+</html>