express async fetch

server.js

const app = require('express')()
const fetch = require('node-fetch')

const API_KEY = process.env.API_KEY

app.get('/posts', async (req, res) => {
  const getPosts = () => fetch(`/api/key=${API_KEY}`)
  const processPosts = async () => {
    const posts = await getPosts()
    const postsJSON = await posts.json()
    res.end(JSON.stringify(postsJSON)
  }
  processPosts()
})

app.listen(process.env.PORT || 8080, () => console.log('server is online'))