* wip(frontend): return http status when failed login

issue #1137 and it will affect issue #1141 too

* test: allow test to connect to the MySQL DB

issue #1137

* test(frontend): test login and create machine

issue #1137

* wip(test): create base and clone it

issue #1137

* wip(test): show some req messages

* refactor(test): reconnect when timed out

issue #1137