chore: Add environment files, VS Code configuration, and build artifacts

ml: Create Python FastAPI service with AI ingredient detection and recipe recommendations

backend: Implement Node.js + Express API with TypeScript, routing, and comprehensive endpoints

feat: Configure React Router and main app structure with theme provider integration

feat: Implement recipe details, shopping list, profile, and authentication pages with full functionality

feat: Build recipe browsing and AI discovery pages with search, filters, and modern UI

feat: Design professional homepage with gradient backgrounds, animations, and call-to-action sections

feat: Create modern navbar with glass morphism, theme toggle, and mobile responsiveness

feat: Add custom scroll animation hook with Intersection Observer API

feat: Implement dark/light theme context with localStorage persistence

feat: Create professional Card component with glass morphism and hover effects

style: Implement professional dark theme with glass morphism effects and custom animations

build: Setup React + TypeScript + Vite frontend with Tailwind CSS configuration

build: Add root package.json with development scripts and workspace management

docs: Add comprehensive README with project structure and setup instructions