feat: Add music

Author: johnedvard

src/Game.js

@@ -12,7 +12,9 @@ export class Game {
   level;
   constructor() {
     // TODO (johnedvard) Play song after user interraction
-    // playSong();
+    setTimeout(() => {
+      // playSong();
+    }, 1000);
 
     const game = this;
     let { canvas, context } = init();

src/Seaweed.js

@@ -0,0 +1,5 @@
+export class Seaweed {
+  constructor() {}
+  render() {}
+  update() {}
+}