Fastapi-opa

- Fix request body handling for large request bodies.

- Replace linting and formatting with ruff.
- Fix deprecation warnings in tests.

- Security Improvement: Added authentication and authorization checks for HTTP
OPTIONS requests in OpaMiddleware. This ensures that OPTIONS requests are
subjected to the same security policies as other HTTP methods, preventing
potential information leaks.
[See advisory for more details](https://github.com/advisories/GHSA-5f5c-8rvc-j8wf)
- Update dependencies due to multiple vulnerabilities.

- Drop Python 3.7 support due to FastAPI update
- Update dependencies due to vulnerabilities:
- [fastapi](https://github.com/advisories/GHSA-qf9m-vfgh-m389)

- Optionally use `x-forwarded-` cookies when reconstructing redirect path for OIDC

- Add option to define package name parameter in OPA Config