OpenClaw Security Pack

Description

A practical hardening pack for OpenClaw and similar always-on agents. Covers 15 production security practices including prompt injection defense, external content handling, group-chat safety, destructive action approvals, safe heartbeat patterns, tool blast-radius reduction, and marketplace seller privacy rules. Includes a drop-in AGENTS.md security block, HEARTBEAT.md safety pattern, and an incident mini-runbook. Built for operators who want safer defaults before mistakes become expensive.