feat: pr suggestions

lib/game/game_assets.dart

@@ -58,6 +58,7 @@ extension PinballGameAssetsX on PinballGame {
       images.load(components.Assets.images.sparky.bumper.c.inactive.keyName),
       images.load(components.Assets.images.backboard.backboardScores.keyName),
       images.load(components.Assets.images.backboard.backboardGameOver.keyName),
+      images.load(components.Assets.images.backboard.display.keyName),
       images.load(Assets.images.components.background.path),
     ];
   }

test/game/components/controlled_plunger_test.dart

@@ -1,5 +1,6 @@
 import 'dart:collection';
 
+import 'package:bloc_test/bloc_test.dart';
 import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:flame_test/flame_test.dart';
 import 'package:flutter/services.dart';
@@ -13,6 +14,22 @@ void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   final flameTester = FlameTester(EmptyPinballGameTest.new);
 
+  final gameOverBlocTester = FlameBlocTester<EmptyPinballGameTest, GameBloc>(
+    gameBuilder: EmptyPinballGameTest.new,
+    blocBuilder: () {
+      final bloc = MockGameBloc();
+      const state = GameState(
+        score: 0,
+        balls: 0,
+        bonusHistory: [],
+        activatedBonusLetters: [],
+        activatedDashNests: {},
+      );
+      whenListen(bloc, Stream.value(state), initialState: state);
+      return bloc;
+    },
+  );
+
   group('PlungerController', () {
     group('onKeyEvent', () {
       final downKeys = UnmodifiableListView([
@@ -73,6 +90,20 @@ void main() {
           },
         );
       });
+
+      testRawKeyDownEvents(downKeys, (event) {
+        gameOverBlocTester.testGameWidget(
+          'does nothing when is game over',
+          setUp: (game, tester) async {
+            await game.ensureAdd(plunger);
+            controller.onKeyEvent(event, {});
+          },
+          verify: (game, tester) async {
+            expect(plunger.body.linearVelocity.y, isZero);
+            expect(plunger.body.linearVelocity.x, isZero);
+          },
+        );
+      });
     });
   });
 }