- Replace connect/disconnect pattern with persistent connection pool - Add explicit database initialization on server startup - Remove all dbDisconnect() calls from API endpoints to prevent race conditions - Fix MongoNotConnectedError when scheduler runs concurrently with API requests - Add connection pooling with proper MongoDB driver options - Add safety check for recipes array in favorites utility 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>