add loading status management for bookings

apps/edr-freight-api/src/modules/train-scheduling/train-scheduling.controller.ts

@@ -372,6 +372,19 @@ export class TrainSchedulingController {
     return this.trainSchedulingService.updateImportLoadingStatus(id, dto);
   }
 
+  @Patch("schedules/:id/loading-status")
+  @TrainSchedulingManage()
+  @ApiOperation({
+    summary:
+      "Mark bookings loaded/unloaded on this schedule (any direction, pre-dispatch only)",
+  })
+  setBookingLoadingStatus(
+    @Param("id", ParseUUIDPipe) id: string,
+    @Body() dto: UpdateImportLoadingStatusDto,
+  ) {
+    return this.trainSchedulingService.setBookingLoadingStatus(id, dto);
+  }
+
   @Post("schedules/:id/pin-wagons")
   @TrainSchedulingManage()
   @ApiOperation({ summary: "Pin physical wagons to train set slots" })