System & Environment Setup Use this skill as the repository's canonical broader environment-setup anchor . The job is to make a project runnable and repeatable across developer machines and environments. That usually includes some mix of: - runtime/tool version pinning, - local services and containers, - bootstrapping scripts, - onboarding steps, - local-prod parity tradeoffs, - secrets/config handoff boundaries, - setup diagnosis when automation drifts. Read references/operating-modes.md and references/scope-boundaries.md before unusual cases or when deciding whether the task belongs here or…