message: construction: You can now specify a custom host IP via the 'HOST' enviroment variable
diff: @@ -8,6 +8,7 @@ import koaLogger from 'koa-logger'
  import koaCors from '@koa/cors'
  const PORT = process.env.PORT || 8080
  +const HOST = process.env.HOST || '0.0.0.0'
  const app = new koa()
  const router = koaRouter()
  @@ -161,7 +162,7 @@ app.use(router.routes())
  app.listen(
  PORT,
  {
  - host: '0.0.0.0',
  + host: HOST,
  },
  () => {
  console.log(`
  