Classify aborted/OOM export skips as SKIPPED (OOM/aborted) in the run
summary with salvage/memory guidance; verify-operator-ready shows
configured DCE_CONTAINER_MEMORY.
Add run-operator-proof for one-target handoff/scrape/prove flows.
Prefer podman-compose on Podman hosts but honor DCE_DOCKER_BIN overrides
so offline smokes keep using fake compose shims.
Fail fast when archive or repo paths lack free space (DCE_MIN_FREE_MB),
treat disk-full export failures as skippable channels, and add an offline
disk-space smoke. Smokes default DCE_MIN_FREE_MB=0 so CI stays portable.