Rewrite DEPLOYMENT.md to reflect current state (CI/CD, backups, merge
strategy). Expand CI paths-ignore to skip docs, license, gitignore,
and deploy workflow changes. Add merge strategy to CLAUDE.md.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
CI runs ruff and eslint/tsc on push to develop and PRs. Deploy
workflow is manual (workflow_dispatch) and builds, pushes, and
deploys images to Unraid via SSH.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>