Stop Re-Pasting Your Best AI Prompts: Turn Them into a SKILL.md With a Done Condition

Every team using an AI coding agent eventually builds a private collection of “the good prompts.” The payment-review prompt. The release checklist. The incident-triage runbook. The one that makes the agent check tests before it confidently edits the first plausible file. They start as a useful chat message, then become a 70-line paste, then get copied into AGENTS.md , then get shortened until the…