add more data for resources

[amandazhuyilan]

Description

AAI-221: Add last_updated and updated_by in Resource models.

Changes

• Added updated_by field to Resource models.
• Modified approve_resource to require updated_by.
• Updated tests to reflect and verify updated_by presence.

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)

All tests shall pass.

[marius-mather]

Looks good - just one question about whether we should have user emails in the updated_by field or that should only reflect admins/people who are authorized to do approvals.

[marius-mather]

Looks great, just one tiny change to suggest

[marius-mather]

all good! 👍