frontend: improve launch UI and refactor stream to new page

frontend/src/routes/Covers.svelte

@@ -1,12 +1,7 @@
 <script lang="ts">
 	import Cover from './Cover.svelte';
 	import { fetchApps } from './apps';
-
-	interface App {
-		title: string;
-		id: number;
-		hdr_supported: boolean;
-	}
+	import type { App } from './apps';
 
 	interface AppsResponse {
 		apps: Record<string, App[]>;
@@ -14,15 +9,6 @@
 
 	let appsPromise: Promise<AppsResponse>;
 
-	//async function fetchApps() {
-	//	console.log('apps');
-	//	const response = await fetch('/api/apps');
-	//	console.log(response);
-	//	const data = (await response.json()) as AppsResponse;
-	//	console.log(data);
-	//	return data;
-	//}
-
 	appsPromise = fetchApps();
 </script>
 
@@ -31,8 +17,8 @@
 {:then resp}
 	<div class="apps-container">
 		{#each Object.entries(resp.apps) as [server_name, apps]}
-			{#each apps as app}
-				<Cover {app} {server_name}></Cover>
+			{#each apps as app, tab_index}
+				<Cover {app} {server_name} {tab_index}></Cover>
 			{/each}
 		{/each}
 	</div>