Add `make optimize-power` (ryzenadj 85W, sysctl, THP, RADV nogttspill)
with systemd services for boot/resume persistence. Integrate into
`make optimize --all` as Phase 2. Update optimization log with RyzenAdj
results (+46% tg at 70W sustained), KV sweep data, and quant shootout.
Add Qwen3-Coder-30B and Nemotron-Cascade-2 to model catalog.
- Replace GNU \b with portable word-boundary sed patterns in kernel-params
- Warn on unknown CLI arguments instead of silently swallowing
- Add floor check on recommended_gttsize_mib to prevent negative values
- Fix Python operator precedence in benchmark log parser
- Add root checks to tuned-profile.sh and rollback.sh
- Remove redundant sudo calls (scripts already require root at entry)
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>