Adds network-optimizer-skill to Security & Systems.

Why it fits:

• Ships as a Claude Code plugin and Agent Skill, with Codex support too.
• Provides safe before/after network diagnostics across macOS, Linux, and Windows.
• Includes Linux BBR and BBR+FQ diagnose/plan/apply/restore helpers with backups and explicit approval requirements.

Repo: https://github.com/6Kmfi6HP/network-optimizer-skill