Custom JS and CSS (#1950)

* First commit for custom styles and JS

* Adjusted classes

* Added ids and classes for services and bookmarks

* Apply suggestions from code review

* Remove mime dependency

* Update settings.json

* Detect custom css / js changes, no refresh

* Added preload to custom scripts and styles so they can load earlier

* Added data attribute name for bookmarks too

* Update [path].js

* code style, revert some pointer changes

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Co-authored-by: shamoon <4887959+shamoon@users.noreply.github.com>

src/components/widgets/widget/container_button.jsx

@@ -2,7 +2,7 @@ import { getAllClasses, getInnerBlock, getBottomBlock } from "./container";
 
 export default function ContainerButton ({ children = [], options, additionalClassNames = '', callback }) {
   return (
-    <button type="button" onClick={callback} className={getAllClasses(options, additionalClassNames)}>
+    <button type="button" onClick={callback} className={`${ getAllClasses(options, additionalClassNames) } information-widget-container-button`}>
       {getInnerBlock(children)}
       {getBottomBlock(children)}
     </button>