feat(lab-order-item): add service name column for easy access to service name

src/entity/emr/emr_laboratory_order_items.ts

@@ -32,6 +32,9 @@ export class EmrLaboratoryOrderItem {
     @JoinColumn()
     service: Service;
 
+    @Column({ type: "text", nullable: true })
+    service_name: string;
+
     @Column({ type: "text", nullable: true })
     examination_type_name: string;