Adds dynamic CSS grid column management

Updates ConfigManager to dynamically set CSS grid columns based on work week settings

Ensures the grid layout accurately reflects the number of visible days in the calendar view
Automatically updates grid columns when work week configuration changes

Improves responsive design and layout flexibility

src/managers/CalendarManager.ts

@@ -115,10 +115,8 @@ export class CalendarManager {
     private setupEventListeners(): void {
         // Listen for workweek changes only
         this.eventBus.on(CoreEvents.WORKWEEK_CHANGED, (event: Event) => {
-
             const customEvent = event as CustomEvent;
-           // this.handleWorkweekChange();
-
+            this.handleWorkweekChange();
         });
     }