Step Zero Acceptance Checklist

Required Deliverables

• Five archetypes shipped in open-source pack
• Public examples for each archetype
• Static preview HTML generated for all archetypes
• Contribution guide with screenshot requirements
• Validation scorecard live and ready for daily updates

Validation Commands

• pnpm run build:theme-previews
• pnpm run build:validation-sheet
• pnpm run build:validation-summary
• pnpm run build:validation-artifacts

Client Safety Baseline

• Gmail web pass
• Apple Mail pass
• Outlook web pass
• Outlook desktop fallback verified
• Dark-mode readability verified

Publish Readiness

• GitHub repo description and tags finalized
• MIT license present
• Changelog for initial release
• Starter snippet in README