We require that CI builds are self-contained. So if you need a database, run it. Others mentioned Docker. Specifically there is Testcontainers. If you need cros

We require that CI builds are self-contained. So if you need a database, run it. Others mentioned Docker. Specifically there is Testcontainers. If you need cross-service integration, those don't belong in your CI builds. (So the tech/setup can also be a bit different.)