Change id var name to sid

frontend/api/middleware/auth.js

@@ -39,7 +39,7 @@ const authenticateWithToken = function (req, res, next) {
     // Save our validated userinfo in the request object
     // for use in other express.js middleware functions
     req.user = {
-      id: userinfo.sid,
+      sid: userinfo.sid,
       roles: userinfo[nuxtConfig.auth.scopeKey]
     }
     if ( userinfo.hasOwnProperty('preferred_username')){