Improves drag event handling and scrolling

Refactors drag and drop event handling for smoother updates.

Tracks the current mouse position during drag operations to improve the accuracy of position updates.

Adjusts edge scrolling behavior.

src/renderers/EventRenderer.ts

@@ -91,7 +91,7 @@ export class DateEventRenderer implements EventRendererStrategy {
    */
   public handleDragMove(payload: DragMoveEventPayload): void {
 
-    // Delegate to SwpEventElement to update position and timestamps
+    console.log('handleDragMove', payload)
     const swpEvent = payload.draggedClone as SwpEventElement;
     const columnDate = this.dateService.parseISO(payload.columnBounds!!.date);
     swpEvent.updatePosition(columnDate, payload.snappedY);