runkit-json-server.js

const express = require("@runkit/runkit/express-endpoint/1.0.0");
const jsonServer = require('json-server')
const axios = require('axios')

const app = express(exports);

async function addDataSource(data, url) {
    const res = await axios.get(url);
    Object.assign(data, res.data)
}

async function initJsonServer() {
    const data = {};
    
    await addDataSource(data, 'https://raw.githubusercontent.com/typicode/jsonplaceholder/master/data.json');
    
    const router = jsonServer.router(data)
    const middlewares = jsonServer.defaults()

    app.use(middlewares)
    app.use(router)
}

console.log('v0.1.0')
initJsonServer()