writing-prds-executable

Draft, critique, or rewrite PRDs (product requirements / product specs) and adjacent artifacts (PR/FAQ, acceptance criteria, rollout plan). For AI/LLM features, also draft eval specs (LLM-as-judge) and prompt sets. Output must be in English. Use when the user asks for a PRD/spec/requirements/PRFAQ/evals/prompt sets, or needs help clarifying scope, success metrics, non-goals, user stories, or stakeholder alignment.