feat: route to get notified of machine cashbox removal

lib/routes/cashboxRoutes.js

@@ -0,0 +1,15 @@
+const express = require('express')
+const router = express.Router()
+
+function notifyCashboxRemoval (req, res, next) {
+  Promise.resolve()
+    .then(() => {
+      console.log(`Device ${req.deviceId} had its cashbox removed.`)
+      return res.status(200).send({ status: 'OK' })
+    })
+    .catch(next)
+}
+
+router.post('/cashboxremoval', notifyCashboxRemoval)
+
+module.exports = router