[Task](greenhouse): collect authentication requirements

[ArtieReus]

Task Description

Collect authentication requirements.

Requirements

Auth data needed:

• Token
• Organization name
• Support groups from initFilters
• User ID

Use cases:

• [shell]: persist org domain instead of hardcoding it into the URL.
• [shell]: display the organisation name from within the admin area.
• [plugin]: token to authenticate against dedicated backend.
• [plugin]: user id to set into a form (disabled)