chore: Added a top-level Makefile in python-sdk to simplify running tests and linters

Makefile

@@ -0,0 +1,32 @@
+.PHONY: sync test lint fmt check
+
+# Install/update dependencies
+sync:
+	uv sync
+
+# Run tests with coverage
+# Usage: make test
+# To run a specific test: make test TEST=test_file.py::test_function
+test:
+	uv run pytest --cov-report term-missing --cov=openfga_sdk $(if $(TEST),$(TEST),test/)
+
+# Run linter
+lint:
+	uv run ruff check .
+
+# Format code
+fmt:
+	uv run ruff format .
+
+# Run checks (lint + test)
+check: test test
+
+# Show help
+doc:
+	@echo "Available targets:"
+	@echo "  sync    - Install/update dependencies"
+	@echo "  test    - Run tests with coverage (use TEST=path.to.test to run specific tests)"
+	@echo "  lint    - Run linter checks"
+	@echo "  fmt     - Format code"
+	@echo "  check   - Run both linting and tests"
+	@echo "  doc     - Show this help message"