Add exSTATic support

src/lib/components/Settings/QuickAccess.svelte

@@ -3,11 +3,18 @@
   import { isReader } from '$lib/util';
 
   import { Button } from 'flowbite-svelte';
+
+  export let hidden = false;
+
+  function onClose() {
+    hidden = true;
+    history.back();
+  }
 </script>
 
 {#if isReader()}
   <div class="flex flex-col gap-2">
     <Button color="alternative" on:click={toggleFullScreen}>Toggle fullscreen</Button>
-    <Button color="alternative" on:click={() => history.back()}>Close reader</Button>
+    <Button color="alternative" on:click={onClose}>Close reader</Button>
   </div>
 {/if}