Add popover functionality

internal/assets/templates/document.html

@@ -16,7 +16,7 @@
     <link rel="manifest" href="{{ .App.AssetPath "manifest.json" }}">
     <link rel="icon" type="image/png" href="{{ .App.AssetPath "favicon.png" }}" />
     <link rel="stylesheet" href="{{ .App.AssetPath "main.css" }}">
-    <script type="module" src="{{ .App.AssetPath "main.js" }}"></script>
+    <script type="module" src="{{ .App.AssetPath "js/main.js" }}"></script>
     {{ block "document-head-after" . }}{{ end }}
 </head>
 <body>