- Add PlaygroundLogo to shared-branding package
- Add playground to APP_BRANDING, APP_ICONS, and APP_URLS
- Replace custom login/register pages with shared-auth-ui components
- Update authStore with resendVerificationEmail and improved signUp
- Add Caddy reverse proxy entry for playground.mana.how
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Update all tracking script URLs and admin dashboard links to use the
new stats.mana.how subdomain for Umami web analytics.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>