- Add cal.thesatelliteoflove.com:172.20.0.5 to MMDL extra_hosts for internal communication - Update DEPLOYMENT_LEARNINGS.md with comprehensive hairpinning documentation - Update CLAUDE.md with hairpinning guidance and correct deployment commands - Document standard pattern for Docker container internal domain resolution 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>