- Unify color palette from mixed green/blue/purple to consistent green theme
- Sidebar: add text labels to create/join group buttons for discoverability
- Header: add quick action buttons (create group, join group, notifications)
- Mobile: add hamburger menu with slide-out sidebar and overlay
- Home: add prominent CTA buttons, onboarding card for empty state
- Join group dialog: add search-by-name mode alongside existing ID lookup
- Games library: inline group selector dropdown instead of external selection
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
congsh
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