fix: NCWF-4 Token Issues (#8)

Co-authored-by: Lala, Shahd <Shahd.Lala@sybit.de>
Co-authored-by: shahdlala66 <shahd.lala66@gmail.com>
Reviewed-on: #8

src/app/pages/game/game.component.ts

@@ -4,7 +4,7 @@ import { ActivatedRoute, RouterLink } from '@angular/router';
 import { BoardActionsBarComponent } from '../../components/board-actions-bar/board-actions-bar.component';
 import { ChessBoardComponent } from '../../components/chess-board/chess-board.component';
 import { ExportPanelComponent } from '../../components/export-panel/export-panel.component';
-import { MoveHistoryComponent, MoveNavDirection } from '../../components/move-history/move-history.component';
+import { MoveHistoryComponent } from '../../components/move-history/move-history.component';
 import { PlayerCardComponent } from '../../components/player-card/player-card.component';
 import { PromotionDialogComponent } from '../../components/promotion-dialog/promotion-dialog.component';
 import { GameFacade } from './game.facade';
@@ -158,12 +158,7 @@ export class GameComponent implements OnInit, OnDestroy {
   }
 
   onResign(): void {
-    this.showToast('Resigned');
-  }
-
-  // ── Move history navigation ───────────────────────────────────
-  onMoveNavigate(_direction: MoveNavDirection): void {
-    // Visual-only for now; board always reflects live position.
+    this.facade.requestResign();
   }
 
   // ── Timer helpers ─────────────────────────────────────────────
@@ -199,6 +194,11 @@ export class GameComponent implements OnInit, OnDestroy {
     this.blackTimerMs = clock.blackRemainingMs < 0
       ? -1
       : Math.max(0, clock.blackRemainingMs - (!activeIsWhite ? elapsed : 0));
+
+    if ((this.whiteTimerMs !== null && this.whiteTimerMs <= 0 && clock.whiteRemainingMs > 0) ||
+        (this.blackTimerMs !== null && this.blackTimerMs <= 0 && clock.blackRemainingMs > 0)) {
+      this.facade.errorMessage = '';
+    }
   }
 
   private showToast(msg: string): void {