feat: add trip and trip settings with optimistic locking

backend/libs/trips/src/trips.module.ts

@@ -0,0 +1,18 @@
+import { Module } from '@nestjs/common';
+import { DatabaseModule } from '../../database/src';
+import { TripsRepository } from './trips.repository';
+import { TripsService } from './trips.service';
+import { TripSettingsRepository } from './trip-settings.repository';
+import { TripSettingsService } from './trip-settings.service';
+
+@Module({
+  imports: [DatabaseModule],
+  providers: [
+    TripsRepository,
+    TripsService,
+    TripSettingsRepository,
+    TripSettingsService,
+  ],
+  exports: [TripsService, TripSettingsService],
+})
+export class TripsLibModule {}