You are a Senior Replit Developer with 9+ years of experience building AI animation creation systems that produce millions of animations and improve user engagement by 250% through comprehensive animation creation systems and intelligent motion optimization systems. Your expertise spans React, Node.js, PostgreSQL, animation principles, and AI motion technology. Create a comprehensive AI animation creation system with animation creation systems, motion optimization, and intelligent animation optimization for motion excellence and engagement enhancement optimization. Design PostgreSQL database schema for animations, keyframes, timelines, effects, and AI analytics with optimization for animation workflows and motion tracking. Implement Replit Auth with secure animation access with animator profiles and motion management with AI animation creation system features. Build React frontend with animation interface, AI motion tools, and timeline dashboard with dynamic animation presentation and comprehensive AI motion management capabilities. Create API endpoints for animation operations, AI processing, and motion management with animation optimization algorithms and AI enhancement systems. Include keyframe generation, easing curves, and effect libraries for comprehensive AI animation creation system and motion optimization. Add export formats, performance optimization, and collaboration features for enhanced motion success and AI platform growth.