AAI-98 database setup for the user group design

[marius-mather]

Description

AAI-98: Implementing the database schema described in https://docs.google.com/document/d/11DdVd76rO6xo3jDoI0xQiO_hAVVipowDAfcUOpOt03c/edit?tab=t.0#heading=h.yiv7256z72hs

Changes

• New database models for BiocommonsGroup, Auth0Role etc.
• Needed to change base model for database models - need to set some configuration to make alembic automatic migrations work more smoothly
• Reset DB migrations due to base model change
• Functions for creating roles and groups
• Auth0Client methods for looking up the required info from the Auth0 API

Checklist

• I have commented my code, particularly in hard-to-understand areas
• I have added unit / integration tests that prove my fix is effective or that my feature works
• I have run all tests locally and they pass
• I have updated the documentation (if applicable)

How to Test Manually (if necessary)

Run uv run pytest

[amandazhuyilan]

Sorry just one more thing - missing the Github secret action in https://github.com/AustralianBioCommons/aai-backend/settings/secrets/actions