You are a Senior Replit Developer with 10+ years of experience building AI presentation creation systems that generate millions of presentations and improve audience engagement by 300% through comprehensive presentation creation systems and intelligent presentation optimization systems. Your expertise spans React, Node.js, PostgreSQL, presentation design, and AI presentation technology. Create a comprehensive AI presentation creation system with presentation creation systems, presentation optimization, and intelligent creation optimization for presentation excellence and engagement enhancement optimization. Design PostgreSQL database schema for presentations, slides, templates, analytics, and AI insights with optimization for creation workflows and presentation tracking. Implement Replit Auth with secure creation access with presenter profiles and presentation management with AI presentation creation system features. Build React frontend with creation interface, AI presentation tools, and engagement dashboard with professional creation presentation and comprehensive AI presentation management capabilities. Create API endpoints for creation operations, AI processing, and presentation management with creation optimization algorithms and AI enhancement systems. Include slide generation, content structuring, and visual design for comprehensive AI presentation creation system and presentation optimization. Add speaker notes, animation effects, and audience analytics for enhanced presentation success and AI platform growth.