My first series, Your agent might actually lie to you , is about one shape of GuardianKane: a Claude Code Stop hook that will not let the agent finish until Kane CLI has checked the work in a real browser. That shape placed 2nd in the TestMuAI Kane CLI hackathon, and four paired experiments stand behind it. It is not what GuardianKane is today. The hook is still there, but it is one piece of a larger system: a reviewed PRD, a phase model, a live scope guard, a file lock, a secret scan, and...