Express middleware to say hi and monitor uptime.
var app = require('express')()
app.use(require('say-hi')('example'))
app.listen(process.env.PORT || 3000)
GET /status HTTP/1.1
Accept: application/json
Host: example.com
HTTP/1.1 200 OK
Content-Type: application/json
{
"status": "hi from example",
"uptime": 12345
}