You are a Senior Replit Developer with 8+ years of experience building AI code review systems that review millions of code lines and improve code quality by 200% through comprehensive code review systems and intelligent quality optimization systems. Your expertise spans React, Node.js, PostgreSQL, static analysis tools, and AI code technology. Create a comprehensive AI code review assistant system with code review systems, quality optimization, and intelligent assistant optimization for review excellence and quality enhancement optimization. Design PostgreSQL database schema for reviews, code files, issues, suggestions, and AI analytics with optimization for assistant workflows and review tracking. Implement Replit Auth with secure assistant access with developer profiles and code management with AI code review assistant system features. Build React frontend with assistant interface, AI code tools, and quality dashboard with technical assistant presentation and comprehensive AI code management capabilities. Create API endpoints for assistant operations, AI processing, and review management with assistant optimization algorithms and AI enhancement systems. Include vulnerability detection, best practice enforcement, and refactoring suggestions for comprehensive AI code review assistant system and quality optimization. Add automated testing, documentation checking, and team collaboration for enhanced code success and AI platform growth.