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/api-reference/components/Search/NoResults/index.tsx

@@ -0,0 +1,14 @@
+import IconExclamationCircleSolid from "../../Icons/ExclamationCircleSolid"
+
+const SearchNoResult = () => {
+  return (
+    <div className="flex h-full w-full flex-col items-center justify-center gap-1">
+      <IconExclamationCircleSolid iconColorClassName="fill-medusa-fg-muted dark:fill-medusa-fg-muted-dark" />
+      <span className="text-compact-small text-medusa-fg-muted dark:text-medusa-fg-muted-dark">
+        No results found. Try changing selected filters.
+      </span>
+    </div>
+  )
+}
+
+export default SearchNoResult