[FR] Sidebar Permit to choose the disposition of section

### Description

Currently, I can see only one section at a time.

I would like to be able to see all of them.

This should be a setting.

As a CTO, a used to switch very often between Development section and Infrastructure but I really need two section different.

Should works like it presented in this screenshot

### Impact

Be able to switch more effectiently between section.

### Additional Context

_No response_