Add unified pricing components for the Mana credit system:
- Central pricing data with plans, packages, and translations
- ManaPricingSection component with billing toggle and trust indicators
- Pricing pages for Chat and ManaDeck landings
- Footer links updated to /pricing pages
Add new reusable components to shared-landing-ui package:
- AppScrollerSection, TimelineSection, MasonryGridSection, PrinciplesSection
- LegalPageTemplate for privacy/terms/cookies/imprint pages
- Navigation component with mobile menu and language switcher
- GradientText and LanguageSwitcher atoms
- i18n system with getLangFromUrl, useTranslations, localizePath
- Theme files for picture (indigo), chat (blue), zitare (teal)
Add legal pages to ManaDeck and Chat landing pages:
- privacy, terms, cookies, imprint pages using shared template
- Updated footers with cookies link
- Remove recursive `turbo run type-check` from parent packages (chat, zitare, voxel-lava)
- Increase turbo concurrency from 2 to 5
- Add documentation for turbo anti-pattern in CLAUDE.md
- Skip type-check temporarily for apps with pending migrations
- Update picture mobile stores to use camelCase API response properties
- Add shared-nestjs-auth dependency to chat and picture backends
- Clean up unused design-token files from picture package
- Update shared-landing-ui components and feedback service config