express测试和管理GraphQL功能（支持增删改查）

 import express, { Request, Response } from "express";

    
 import { createHandler } from "graphql-http/lib/use/express";
    
 import { buildSchema } from "graphql";
    
 import { ruruHTML } from "ruru/server";
    
 import cors from "cors";
    
 import fs from "fs";
    
 import path from "path";
    
  
    
 // Int,Float,String,Boolean,ID
    
 var schema = buildSchema(`
    
   #复杂对象类型
    
   type Article {
    
     id: ID
    
     title: String
    
     content: String
    
   }
    
   18.   #复杂对象类型
    
   type User {
    
     id: ID
    
     name: String