'requires: [claude-code]' failed composition ('Invalid harness reference
format'). Both contexts need no hard dependency — layer ordering in the
composites already guarantees the auth layer precedes them. Validated
locally with entrypoint.harness compose_harness for all 6 affected
composites this time.
Claude-Session: https://claude.ai/code/session_019tJk7P8tZzJ24PvtgoGhLN