### RED-PROOF R-687 (1): copy the steps with append(nil, …)
--- FAIL: TestR687_EmptyLegReportsEmptySteps (0.00s)
    unattended_test.go:473: an empty leg must report steps as [], got {"trigger":"after-offsite","started_at":"0001-01-01T00:00:00Z","ended_at":"0001-01-01T00:00:00Z","deadline":"0001-01-01T00:00:00Z","enabled":false,"done":0,"undone":0,"held":0,"failed":0,"skipped":0,"steps":null}
FAIL
### RED-PROOF R-687 (2): drop the taken-step log line
--- FAIL: TestLeg_FilesMayChangeNeedsAWholeCopy (0.01s)
    unattended_test.go:250: a taken files_may_change step must log which whole copy allowed it
FAIL
