tenancy access control

[seankao-az]

Description

[Describe what this change achieves]

Issues Resolved

[List any issues this PR will resolve]

Check List

• [ ] New functionality includes testing.
  • [ ] All tests pass, including unit test, integration test and doctest
• [ ] New functionality has been documented.
  • [ ] New functionality has javadoc added
  • [ ] New functionality has user manual doc added
• [ ] Commits are signed per the DCO using --signoff

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[seankao-az]

The remaining one failed link checker is on DEVELOPER_GUIDE.md, which is an outdated doc itself. The doc is written for dashboards-observability setup. Will just remove the link to satisfy the link check for now.