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Comprehensive guide for modern React development, emphasizing Suspense-based data fetching, lazy loading, proper file organization, and performance optimization.

Build complete, production-ready frontend pages by orchestrating 5 specialized capabilities: design engineering, motion systems, AI-generated assets, persuasive copy, and generative art.

Build agent-facing web experiences with ATXP authentication and cookie-based browser access. \n \n Implements cookie-based authentication bridging MCP tools and browser automation, with agents obtaining auth cookies via MCP then using them for web requests \n Provides complete Node.js stack templates using Express, SQLite, @longrun/turtle for MCP, and @atxp packages for agent identity and optional payments \n Includes query-string cookie bootstrap pattern for agent browsers that cannot set HTTP-

Build custom Expo development clients for testing native code on physical devices via EAS Build or locally. \n \n Only needed when using custom native modules, Apple targets (widgets, app clips), or third-party native code not in Expo Go; try Expo Go first with npx expo start \n Supports cloud builds with automatic TestFlight submission or local builds on your machine, outputting .ipa (iOS) or .apk / .aab (Android) files \n Requires eas.json configuration with a development profile that sets dev