- discover/docker.py: handle comma-separated compose_file in labels
- discover/network.py: replace os.getlogin() with robust user detection
- target.py: add lsb_release fallback via hostnamectl, guard None compose_file,
use container name (not cached CID) for docker logs
- main.py: call reset_state(mode='target') before target mode,
improve EOF handling info message
- source.py: remove redundant set_stage('DONE') inside transfer_offer
- transfer.py: fix stage naming for resume after transfer
- add dry_run.py for local logic validation
Stitch505