auto register async handlers to express routers
npm install express-auto-async-handler!npm
automatically wrap express async function with async handlers.
``
const express = require('express');
const app = express();
const warp = require('express-auto-async-handler');
async function a() {};
app.get('/path1', a);
app.all('/path4', a);
app.use(a);
router1.get('/path5', a);
warp(app);
app.listen(PORT) // or just warp(app).listen(PORT);
``