- Create performanceEntries table with FPS metrics, environment details,
feature flags (FSR, frame gen), load times, settings JSON, and moderation
- Create gamePlatformSupport table with Proton/anti-cheat status enums
and composite unique constraint on (gameId, hardwareSlug)
- Update schema barrel export to include both new tables
- Add drizzle.config.ts with PostgreSQL dialect configuration
- Create lib/db/index.ts with Drizzle ORM client and pg Pool
- Add db:generate, db:migrate, db:studio, db:push scripts to package.json
Part of Chunk 1: Drizzle Config & DB Client setup