async def METHOD_NAME(howdy_context: Path):
    # This test is contrived to pretend we're in a Docker container right now and giving
    # a known test file path as the image_flow_location
    packager = DockerPackager(
        dockerfile=howdy_context / "Dockerfile",
        image_flow_location=str(howdy_context / "howdy.py"),
    )
    manifest = await packager.package(howdy)
    unpackaged_howdy = await manifest.unpackage()
    assert unpackaged_howdy("dude") == "howdy, dude!"