- Trigger only matches when nick is at start of message, not mid-text
Fixes: "coder: say hi to worker" no longer triggers worker
- Network policies per agent: "full" (default), "local" (LAN only), "none" (IRC+Ollama only)
Configured via template "network" field, applied as iptables rules per agent IP
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>