Koa wrapper for Firebase functions.
npm i koa-firebase-functions --save
const koaFirebase = require('koa-firebase-functions');
const koa = require('koa')
, app = koa.app();
app.use(async ctx => {
ctx.body = 'Hello World';
});
exports.api = functions.https.onRequest(koaFirebase(app));
// Visit https://us-central1-MY_PROJECT.cloudfunctions.net/api
MIT