Feat: implement per operator settings cache

Fix: fix linter-found issues

Chore: move findOperatorId to own middleware file

Chore: delete old routes.js file and rename new-routes.js to routes.js

Fix: PR fixes

lib/middlewares/ca.js

@@ -1,7 +1,6 @@
 const pairing = require('../pairing')
 
 function ca (req, res) {
-  console.log("ca")
   const token = req.query.token
 
   return pairing.authorizeCaDownload(token)
@@ -9,4 +8,4 @@ function ca (req, res) {
     .catch(() => res.status(403).json({ error: 'forbidden' }))
 }
 
-module.exports = ca
+module.exports = ca