feat(IsOnWhatsapp): add optional lid field and update related logic

- Introduced a new optional `lid` field in the IsOnWhatsapp model to enhance data tracking.
- Updated migration script to add the `lid` column to the database.
- Modified OnWhatsAppDto to include the `lid` property for better integration with WhatsApp user data.
- Enhanced the WhatsApp Baileys service to handle `lid` numbers separately and improve user verification logic.
- Updated cache handling functions to support the new `lid` field for consistent data management.

src/api/dto/chat.dto.ts

@@ -13,6 +13,7 @@ export class OnWhatsAppDto {
     public readonly exists: boolean,
     public readonly number: string,
     public readonly name?: string,
+    public readonly lid?: string,
   ) {}
 }