Function resume_execution_with 

pub fn resume_execution_with<R: CommandRunner, H: ResumeHooks>(
    store: Option<&ExecutionStore>,
    identifier: &str,
    command: Option<&str>,
    output_format: Option<&str>,
    runner: &R,
    hooks: &H,
) -> ExecutionResumeResult

Resume with an injectable command runner and hooks, so tests never touch docker.