- Implement repository pattern for data access layer
- Add comprehensive service layer for business logic
- Create scheduler management system with health monitoring
- Add bounded buffer utility for memory management
- Enhance security audit logging with retention policies
- Fix 36+ biome linting issues reducing errors/warnings from 227 to 191
- Replace explicit 'any' types with proper TypeScript interfaces
- Fix React hooks dependencies and useCallback patterns
- Resolve unused variables and parameter assignment issues
- Improve accessibility with proper label associations
- Add comprehensive API documentation for admin and security features
- Update README.md with accurate PostgreSQL setup and current tech stack
- Create complete documentation for audit logging, CSP monitoring, and batch processing
- Fix outdated project information and missing developer workflows
- Implement comprehensive tRPC setup with type-safe API
- Create tRPC routers for dashboard, admin, and auth endpoints
- Migrate frontend components to use tRPC client
- Fix platform dashboard Settings button functionality
- Add platform settings page with profile and security management
- Create OpenAI API mocking infrastructure for cost-safe testing
- Update tests to work with new tRPC architecture
- Sync database schema to fix AIBatchRequest table errors
- Fix type assertion for session access in batchProcessor.ts
- Add explicit type annotation for batchRequests array in processingScheduler.ts
- Import AIProcessingRequest type from Prisma client
- All TypeScript compilation errors resolved
- Add AIBatchRequest and AIRequestStatus models to Prisma schema
- Create comprehensive batch processing system (lib/batchProcessor.ts)
- Add intelligent batch scheduler with automated management
- Update processing pipeline to use batch requests instead of direct API calls
- Integrate batch scheduler into main server startup
- Achieve 50% cost reduction on OpenAI API usage
- Improve rate limiting and processing reliability
