Review rework

lumigator/python/mzai/backend/README.md

@@ -26,6 +26,8 @@ The backend needs to retrieve the location of the database used in tests via the
 SQLALCHEMY_DATABASE_URL=sqlite:///local.db uv run pytest
 ```
 
+Note that this will create an SQLite database file named `local.db` in the `backend` directory. Remove it before running another batch of tests.
+
 ## Data models
 
 As an engineer/contributor, when you change a data model or add a new model which needs to be

lumigator/python/mzai/sdk/README.md

@@ -36,5 +36,8 @@ To run integration tests, please use:
 pushd ../../../../ # go back to the project root
 make start-lumigator-build # wait until all containers are up and running
 popd
-uv run pytest -o python_files="int_test_*.py"
+uv run pytest -o python_files="int_test_*.py" # wait until all tests have passed; update and repeat...
+pushd ../../../../ # go back to the project root
+make local-down # wait until all containers are removed
+popd
 ```