Remove unused functions and imports from route tests, fix array index key warnings in skeleton components, apply biome formatting. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
- getPopularSetups: ordering, privacy filter, cursor pagination, creatorName - getRecentGlobalItems: ordering, cursor pagination, second page deduplication - getTrendingCategories: ordering by count desc, null category exclusion, empty state
