Handle refresh token expiration

## Bug Report

**Expected behavior/code**
When the refresh token is expired, ask the user to log in again or refresh the page.

**Actual Behavior**
Nothing happen.

**Steps to Reproduce**
1. Change refresh token lifetime to a short value.
2. Load frontend, and wait for it to expire.


**Possible Solution**
Show a pop-in and disable all dashboard functionalities.

