Superseded: the running fleet was created by `new project` (no /app mount), and the one-way upgrade path now replaces the binary at its canonical install location (/opt/huskies/bin/huskies) directly, so the entrypoint needs no fallback logic. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_019fHdm92yjvguPi2LiXfLB9