feat(backend): Inventar (Modul 24)

EquipmentModule (GET/POST /equipment, GET/PATCH /equipment/:id) fuer
Ausruestungsgegenstaende (Inventarnummer, Bezeichnung, Hersteller,
Kaufdatum, Zustand, Standort, Wartungsdatum). Neues Prisma-Modell
Equipment (Migration equipment).

ApiCore-Backend/src/equipment/dto/update-equipment.dto.ts

@@ -0,0 +1,11 @@
+import { ApiPropertyOptional, PartialType } from '@nestjs/swagger';
+import { IsEnum, IsOptional } from 'class-validator';
+import { EquipmentCondition } from '../../../generated/prisma';
+import { CreateEquipmentDto } from './create-equipment.dto';
+
+export class UpdateEquipmentDto extends PartialType(CreateEquipmentDto) {
+  @ApiPropertyOptional({ enum: EquipmentCondition })
+  @IsOptional()
+  @IsEnum(EquipmentCondition)
+  condition?: EquipmentCondition;
+}