Why: Agent-Squad PR #25 and Backend PR #81 landed; Dev pins must point at those merged component main heads. Evidence: check-pins exit=0. Impact: Two gitlinks. Refs: Agent-Squad PR #25; Agent-System-Backend PR #81
Why: Agent-Squad PR #25 and Backend PR #81 landed; Dev pins must point at those merged component main heads. Evidence: check-pins exit=0. Impact: Two gitlinks. Refs: Agent-Squad PR #25; Agent-System-Backend PR #81