aadded product item to space

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

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+import { AbstractEntity } from '@app/common/modules/abstract/entities/abstract.entity';
+import { DeviceEntity } from '@app/common/modules/device/entities';
+import { SubspaceModelEntity } from '@app/common/modules/space-model';
+import { Column, Entity, JoinColumn, ManyToOne, OneToMany } from 'typeorm';
+import { SubspaceDto } from '../../dtos';
+import { SpaceEntity } from '../space.entity';
+
+@Entity({ name: 'subspace' })
+export class SubspaceEntity extends AbstractEntity<SubspaceDto> {
+  @Column({
+    type: 'uuid',
+    default: () => 'gen_random_uuid()',
+    nullable: false,
+  })
+  public uuid: string;
+
+  @Column({
+    nullable: false,
+  })
+  public subspaceName: string;
+
+  @ManyToOne(() => SpaceEntity, (space) => space.subspaces, {
+    nullable: false,
+    onDelete: 'CASCADE',
+  })
+  @JoinColumn({ name: 'space_id' })
+  space: SpaceEntity;
+
+  @OneToMany(() => DeviceEntity, (device) => device.subspace, {
+    nullable: true,
+  })
+  devices: DeviceEntity[];
+
+  @ManyToOne(() => SubspaceModelEntity, { nullable: true })
+  @JoinColumn({ name: 'subspace_model_uuid' })
+  subSpaceModel?: SubspaceModelEntity;
+
+  constructor(partial: Partial<SubspaceEntity>) {
+    super();
+    Object.assign(this, partial);
+  }
+}