Enable screensharing in desktop app (#2042)

* enable screensharing in desktop app

* add source picker

* update dependencies

* improve source picker

* improve source picker

* update thumbnails

* decrease thumbnail size

* revert unnecessary changes in screen sharing store

* fix types and eslint

* fix prettier

* remove unused import

front/src/Components/MainLayout.svelte

@@ -38,6 +38,7 @@
     import { actionsMenuStore } from "../Stores/ActionsMenuStore";
     import ActionsMenu from "./ActionsMenu/ActionsMenu.svelte";
     import Lazy from "./Lazy.svelte";
+    import { showDesktopCapturerSourcePicker } from "../Stores/ScreenSharingStore";
 
     let mainLayout: HTMLDivElement;
 
@@ -119,6 +120,11 @@
 
         <Lazy when={$emoteMenuStore} component={() => import("./EmoteMenu/EmoteMenu.svelte")} />
 
+        <Lazy
+            when={$showDesktopCapturerSourcePicker}
+            component={() => import("./Video/DesktopCapturerSourcePicker.svelte")}
+        />
+
         {#if hasEmbedScreen}
             <EmbedScreensContainer />
         {/if}