[ ] I have added documentation for new/changed functionality in this PR or in a PR to openfga.dev [Provide a link to any relevant PRs in the references section above]
[x] The correct base branch is being used, if not main
[ ] I have added tests to validate that the change in functionality is working as expected
Description
Create API to read the latest authorization model
References
Laid the foundation for https://github.com/openfga/openfga/issues/1382
Review Checklist
main