Pre-PR Checks Run all PR-readiness checks in one pass. Designed to be spawned as a background-or-foreground subagent so the main agent does not absorb long test/coverage output into its context. When to use The main agent triggers this skill when the PreToolUse hook blocks a call. The main agent spawns a subagent with this skill; the subagent runs the full routine and replies with either: - "ready" — all checks pass, main agent retries - "not ready" — short summary of what failed and the precise next step the main agent should take Routine Run in this order. Stop and report on the first block…