refactor: tidy scene

src/index.ts

@@ -1,5 +1,3 @@
-import { bean } from './sprites'
+import { start } from './scenes'
 
-add([pos(120, 80), bean])
-
-onClick(() => addKaboom(mousePos()))
+start()

src/scenes/game.ts

@@ -0,0 +1,7 @@
+import { bean } from '../sprites'
+
+scene('game', () => {
+  add([pos(120, 80), bean])
+
+  onClick(() => addKaboom(mousePos()))
+})

src/scenes/index.ts

@@ -0,0 +1,2 @@
+export * from './game'
+export * from './start'

src/scenes/start.ts

@@ -0,0 +1,5 @@
+import { Scene } from '../types'
+
+export function start() {
+  go(Scene.game)
+}

src/types/index.ts

@@ -1 +1,2 @@
+export * from './scene'
 export * from './sprite'

src/types/scene.ts

@@ -0,0 +1,3 @@
+export enum Scene {
+  game = 'game',
+}