* feat: container runtime selection
use both docker and podman runtimes
1. if only docker on path use docker runtime
2. if only podman on path use podman runtime
3. to specify runtime use PREK_CONTAINER_RUNTIME
Signed-off-by: Steven Taylor <steven@taylormuff.co.uk>
* Tweak detection
---------
Signed-off-by: Steven Taylor <steven@taylormuff.co.uk>
Co-authored-by: Jo <10510431+j178@users.noreply.github.com>
refactor parse boolish, moved into env_vars and additional convenience
method to read env var and treat as bool
Signed-off-by: Steven Taylor <steven@taylormuff.co.uk>
