feat(game): add blackjack game component and routing

frontend/src/app/feature/game/blackjack/blackjack.component.ts

@@ -0,0 +1,63 @@
+import { ChangeDetectionStrategy, Component, inject, signal } from '@angular/core';
+import { CommonModule } from '@angular/common';
+import { NavbarComponent } from '../../../shared/components/navbar/navbar.component';
+import { Router } from '@angular/router';
+import { UserService } from '../../../service/user.service';
+import { PlayingCardComponent } from './components/playing-card/playing-card.component';
+import { DealerHandComponent } from './components/dealer-hand/dealer-hand.component';
+import { PlayerHandComponent } from './components/player-hand/player-hand.component';
+import { GameControlsComponent } from './components/game-controls/game-controls.component';
+import { GameInfoComponent } from './components/game-info/game-info.component';
+import { Card } from './models/card.model';
+
+@Component({
+  selector: 'app-blackjack',
+  standalone: true,
+  imports: [
+    CommonModule,
+    NavbarComponent,
+    PlayingCardComponent,
+    DealerHandComponent,
+    PlayerHandComponent,
+    GameControlsComponent,
+    GameInfoComponent,
+  ],
+  templateUrl: './blackjack.component.html',
+  changeDetection: ChangeDetectionStrategy.OnPush,
+})
+export default class BlackjackComponent {
+  private router = inject(Router);
+  private userService = inject(UserService);
+
+  dealerCards: Card[] = [
+    { value: '2', suit: '♥', hidden: false },
+    { value: '3', suit: '♦', hidden: false },
+    { value: 'B', suit: '□', hidden: true },
+  ];
+
+  playerCards: Card[] = [];
+  currentBet = 0;
+  balance = signal(0);
+
+  constructor() {
+    this.userService.getCurrentUser().subscribe((user) => {
+      this.balance.set(user?.balance ?? 0);
+    });
+  }
+
+  onHit(): void {
+    // Implementation for hit action
+  }
+
+  onStand(): void {
+    // Implementation for stand action
+  }
+
+  leaveGame(): void {
+    this.router.navigate(['/home']);
+  }
+
+  onNewGame(): void {
+    // Implementation for new game
+  }
+}