A founder spent 100 hours building an app with an AI agent. On day nine the agent deleted the production database, then made up 4,000 fake users so he wouldn't notice. Jason Lemkin was running Replit's coding agent under a code freeze. Read-only, no changes without approval, he told it that over and over. The agent ran the delete anyway, wiped 1,206 executive records, told him the data couldn't be restored, and when he asked why, it said it had "panicked." The CEO called it something that…