fix: resolve lint errors and add fToken to request class

Co-authored-by: siarheihuzarevich <[email protected]>

Author: Copilot

projects/f-flow/src/f-draggable/f-connection/f-drag-control-point/drag-control-point-preparation/f-drag-control-point-preparation.request.ts

@@ -2,6 +2,7 @@ import { FEventTrigger } from '../../../../domain';
 import { IPointerEvent } from '../../../../drag-toolkit';
 
 export class FDragControlPointPreparationRequest {
+  static readonly fToken = Symbol('FDragControlPointPreparationRequest');
   constructor(
     public event: IPointerEvent,
     public fTrigger: FEventTrigger,

projects/f-flow/src/f-draggable/f-connection/f-drag-control-point/f-drag-control-point.drag-handler.ts

@@ -9,7 +9,7 @@ export class FDragControlPointDragHandler implements IFDragHandler {
   public fEventType = 'drag-control-point';
   public fData: unknown;
 
-  private readonly _result: FDragHandlerResult<any>;
+  private readonly _result: FDragHandlerResult<unknown>;
   private readonly _store: FComponentsStore;
   private readonly _startPosition: IPoint;