refact

src/entities/obstacles/ObstaclePlatformDisappearing.ts

@@ -1,5 +1,5 @@
 import Phaser from "phaser";
-import { Platform } from "./Platform";
+import { Platform } from "../Platform";
 
 export class ObstaclePlatformDisappearing extends Phaser.GameObjects.TileSprite {
     static readonly TRIGGER_DISTANCE = 110;

src/entities/obstacles/index.ts

@@ -0,0 +1,3 @@
+export { ObstaclePlatformDisappearing } from "./ObstaclePlatformDisappearing";
+export { ObstacleSpikeNormal } from "./ObstacleSpikeNormal";
+export { ObstacleSpikeTricky } from "./ObstacleSpikeTricky";