refactor: use track instead of song

src/routes/tracks/[hash]/+page.server.ts

@@ -0,0 +1,22 @@
+import { PlayerClient } from '$lib/proto/player.client';
+import { fail } from '@sveltejs/kit';
+import { protoTransport } from '../../../hooks.server';
+import type { Actions } from './$types';
+import { serializable } from '$lib/proto';
+import type { PlayTrackResponse } from '$lib/proto/player';
+
+export const actions = {
+	play: async ({ params }) => {
+		const client = new PlayerClient(protoTransport);
+
+		const response = await client.playTrack({
+			hash: params.hash
+		});
+
+		if (response.response.track === undefined) {
+			return fail(500);
+		}
+
+		return serializable<PlayTrackResponse>(response.response);
+	}
+} satisfies Actions;