这是最快的解决方案，只需启动即可.

This is the fastest fix, just to launch.

import { Field, ID, ObjectType } from 'type-graphql';

@ObjectType()
export class Recipe {
  @Field(type => ID, { nullable: true })
  id?: string;

  @Field({ nullable: true })
  title?: string;

  @Field({ nullable: true })
  description?: string;

  @Field({ nullable: true })
  creationDate?: Date;

  @Field(type => [String], { nullable: true })
  ingredients?: string[];
}