Refactor Nginx configuration and update project dependencies

- Cleaned up the Nginx configuration for the Coolify deployment, ensuring proper formatting and organization.
- Updated the `pyproject.toml` file to maintain consistent formatting.
- Reformatted the `requirements.txt` file for better readability while keeping the dependencies unchanged.

pyproject.toml

@@ -1,3 +1,3 @@
-[tool.pytest.ini_options]
-asyncio_mode = "auto"
-testpaths = ["backend/tests", "frontend/tests"]
+[tool.pytest.ini_options]
+asyncio_mode = "auto"
+testpaths = ["backend/tests", "frontend/tests"]