implement file module and add files relation to booking entity and populate on fetch

apps/edr-freight-api/src/modules/bookings/bookings.controller.ts

@@ -39,7 +39,7 @@ export class BookingsController {
   @ApiBody({
     description:
       "Booking form data. Attach files with any field name (e.g. passport, tin_certificate). " +
-      "File metadata is stored in the documents JSONB column.",
+      "Each uploaded file is saved as a row in the files table (resource=bookings).",
     type: CreateBookingDto,
   })
   create(
@@ -156,4 +156,5 @@ export class BookingsController {
   getConsolidationDetails(@Param("id", ParseUUIDPipe) id: string) {
     return this.bookingsService.getConsolidationDetails(id);
   }
+
 }