feat: add wagon usage computation and maintenance logging features

- Implemented  utility to calculate wagon usage metrics for train schedules.
- Created  for sending wagons to maintenance with optional notes.
- Added unit tests for train builder maintenance functionalities, including formatting train run labels and building maintenance notes.
- Developed  component for merging train schedules with detailed previews and reasons for merging.
- Introduced  component for selecting wagons with search functionality and selection limits.
- Created  for displaying and filtering audit logs, including detailed views of individual log entries.
- Added  for handling API interactions related to audit logs, including fetching logs and entity types.

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

@@ -23,6 +23,7 @@ import { AssignTrainWagonsDto } from './dto/assign-train-wagons.dto';
 import { BuildTrainDto } from './dto/build-train.dto';
 import { ListBuiltTrainsQueryDto } from './dto/list-built-trains-query.dto';
 import { ReorderTrainWagonsDto } from './dto/reorder-train-wagons.dto';
+import { SendWagonToMaintenanceDto } from './dto/send-wagon-to-maintenance.dto';
 import { UpdateTrainDetailsDto } from './dto/update-train-details.dto';
 import { UpdateTrainLocomotivesDto } from './dto/update-train-locomotives.dto';
 import { UpdateTrainYardDto } from './dto/update-train-yard.dto';
@@ -135,8 +136,14 @@ export class TrainBuilderController {
     @Param('id', ParseUUIDPipe) id: string,
     @Param('wagonId', ParseUUIDPipe) wagonId: string,
     @CurrentUser() user: AuthUserPayload,
+    @Body() dto?: SendWagonToMaintenanceDto,
   ) {
-    return this.trainBuilderService.sendWagonToMaintenance(id, wagonId, resolveAuthUserId(user));
+    return this.trainBuilderService.sendWagonToMaintenance(
+      id,
+      wagonId,
+      resolveAuthUserId(user),
+      dto?.note,
+    );
   }
 
   @Post(':id/reorder-wagons')