# Session report — eng-coulomb-railiance01-ho-001

- **Date:** 2026-07-16
- **Duty:** deep_assessment
- **Targets:** railiance01
- **Outcome:** success
- **Phase:** operating

## Summary

Approved P1-P4 done: 4G swap, journal vacuum, apt upgrade, UFW k3s API allowlist; k3s Ready; RAM still tight

_Billing metadata only in commercial/ledger.jsonl; no secrets in this report._