Move RAY_ENABLE_UV_RUN_RUNTIME_ENV closer to impact

Author: afeldman1

Makefile

@@ -115,7 +115,7 @@ test-integration-setup: install ## Start Docker services for integration tests
 	uv run $(PYTHON_ARG) python dev/provision.py
 
 test-integration-exec: ## Run integration tests (excluding provision)
-	RAY_ENABLE_UV_RUN_RUNTIME_ENV=0 $(TEST_RUNNER) pytest tests/ -m integration $(PYTEST_ARGS)
+	$(TEST_RUNNER) pytest tests/ -m integration $(PYTEST_ARGS)
 
 test-integration-cleanup: ## Clean up integration test environment
 	@if [ "${KEEP_COMPOSE}" != "1" ]; then \

tests/conftest.py

@@ -3029,6 +3029,10 @@ def pyarrow_table_with_promoted_types(pyarrow_schema_with_promoted_types: "pa.Sc
     )
 
 
+def pytest_configure(config: pytest.Config) -> None:
+    os.environ["RAY_ENABLE_UV_RUN_RUNTIME_ENV"] = "0"
+
+
 @pytest.fixture(scope="session")
 def ray_session() -> Generator[Any, None, None]:
     """Fixture to manage Ray initialization and shutdown for tests."""