added subspace model product and item entities

libs/common/src/modules/space-model/entities/subspace-model/subspace-model.entity.ts

@@ -3,6 +3,7 @@ import { Column, Entity, ManyToOne, OneToMany, Unique } from 'typeorm';
 import { SubSpaceModelDto } from '../../dtos';
 import { SpaceModelEntity } from '../space-model.entity';
 import { SubspaceEntity } from '@app/common/modules/space/entities';
+import { SubspaceProductModelEntity } from './subspace-product-model.entity';
 
 @Entity({ name: 'subspace-model' })
 @Unique(['subspaceName', 'spaceModel'])
@@ -33,4 +34,13 @@ export class SubspaceModelEntity extends AbstractEntity<SubSpaceModelDto> {
     cascade: true,
   })
   public spaces: SubspaceEntity[];
+
+  @OneToMany(
+    () => SubspaceProductModelEntity,
+    (productModel) => productModel.subspaceModel,
+    {
+      nullable: true,
+    },
+  )
+  public subspaceProductModels: SubspaceProductModelEntity[];
 }