docs,api-ref: added search filters (#4830)

* initial implementation of search modal

* added hit and search suggestions

* added support for multiple indices

* updated sample env

* added close when click outside dropdown

* test for mobile

* added mobile design

* added shortcut

* dark mode fixes

* added search to docs

* added plugins filter

* added React import

* moved filters to configurations

* handled error on page load

* change suggestion text

* removed hits limit

* handle select all

* open link in current tab

* change highlight colors

* added support for shortcuts + auto focus

* change header and footer

* redesigned search ui

www/docs/src/components/Rating/index.tsx

@@ -47,7 +47,7 @@ const Rating: React.FC<RatingProps> = ({
           (hoverRating !== 0 && hoverRating - 1 >= i)
         return (
           <button
-            className="transparent-button"
+            className="btn-clear"
             ref={(element) => {
               if (starElms.current.length - 1 < i) {
                 starElms.current.push(element)