fix: #fe background initial redraw

frontend/src/js/background_scene.ts

@@ -44,7 +44,7 @@ export default class BackgroundScene extends Phaser.Scene {
     // this.scale.displaySize.setAspectRatio(
     //   this.cameras.main.width / this.cameras.main.height,
     // );
-    // this.scale.refresh();
+    this.scale.refresh();
     this.scene.launch("welcome");
   }