First tagged release

What's in this release

• 21 sections of best practices — security, storage, networking, resource limits, backups, monitoring, cross-platform, and more
• Annotated docker-compose.yml template — copy-paste starting point with CIS Benchmark references
• Monitoring stack — Prometheus, Grafana, Node Exporter, cAdvisor
• Helper scripts — safe reset, hard reset, disk report, pruning
• Troubleshooting guide — debugging playbook, decision tree, common fixes
• Multi-agent support — instructions for Claude Code, Copilot, Codex, and Cursor

New in this version

• Tightened CI: line-length limit 500→300 chars, stricter yamllint, expanded file coverage
• README: value proposition, before/after hardening example (nginx), Trust & Limits section
• Community files: CONTRIBUTING.md, SECURITY.md, issue/PR templates, CHANGELOG
• Formatting: wrapped 15 long lines across 4 docs (no content changes)