enlargable show tiles

src/app/schedule/schedule.component.ts

@@ -24,6 +24,14 @@ export class ScheduleComponent {
   private showService = inject(ShowService);
   readonly config = inject(StationConfigService).config;
 
+  /** ID of the currently expanded show card — null means none. */
+  expandedShowId: number | null = null;
+
+  /** Toggle expansion: clicking the active card collapses it; clicking another expands it. */
+  toggleShow(showId: number): void {
+    this.expandedShowId = this.expandedShowId === showId ? null : showId;
+  }
+
   /** Async pipe drives the template — guarantees change detection on every emission. */
   readonly schedule$: Observable<ScheduleState> =
     this.showService.getShows().pipe(