more ts switches, use setcontext instead of stores

src/routes/streams/[stream_id]/+page.svelte

@@ -5,13 +5,13 @@
     import MetadataEditor from './MetadataEditor.svelte';
     import Player from './Player.svelte';
     import { dev } from '$app/environment';
-    import { currentStream, updateCurrentStream } from '$lib/stores.svelte.js';
-    import type { Stream } from '$lib/types';
+    import { getStreamContext } from '$lib/stream-context.svelte.ts';
 
     let { data } = $props();
+    const ctx = getStreamContext();
 
     run(() => {
-        updateCurrentStream(data.stream);
+        ctx.setCurrent(data.stream);
     });
 </script>
 
@@ -23,8 +23,8 @@
         <StreamPage />
     </div>
     <div id="player">
-        {#key $currentStream}
-            <Player display={true} src="/media/tracks/{$currentStream?.filename}" />
+        {#key ctx.current}
+            <Player display={true} src="/media/tracks/{ctx.current?.filename}" />
         {/key}
     </div>
 </div>