Login Flow Skill A skill for generating mobile-first login and authentication screens. Use this when the user wants a sign-in experience for a mobile app, including phone + SMS verification, password-based login, and social SSO options. Workflow 1. Read reference files first (see below) 2. Clarify auth method : phone/SMS, password, or social SSO 3. Checklist gate — verify P0 items before emitting 4. Build the HTML prototype with proper states (default, loading, error) 5. Wrap in tag referencing the output file Side Files - — P0/P1 acceptance criteria Output A single standalone HTML file imple…