introduce utility for test containers

[jkone27]

would be nice to have some utility functions for test containers, for cache or db or a general approach ,

for DB - https://stackoverflow.com/questions/73790453/how-to-automate-db-setup-of-entity-frameworks-code-first-in-testcontainers-for

https://www.azureblue.io/asp-net-core-integration-tests-with-test-containers-and-postgres/