feat(freight): basics of train scheduling

apps/edr-freight-api/src/modules/train-sets/train-sets.repository.ts

@@ -0,0 +1,16 @@
+import { BaseRepository } from '@edr/api-common';
+import { Injectable } from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Repository } from 'typeorm';
+
+import { TrainSet } from './entities/train-set.entity';
+
+@Injectable()
+export class TrainSetsRepository extends BaseRepository<TrainSet> {
+  constructor(
+    @InjectRepository(TrainSet)
+    repository: Repository<TrainSet>,
+  ) {
+    super(repository);
+  }
+}