Skill UI

Guides teams to block Windsurf/Codeium from touching secrets, redact sensitive inputs, set retention policies, and disable telemetry so PII stays out of AI indexes.

Guides security-first development with defensive input validation, auth handling, data protection, and OWASP prevention steps for any feature touching external data or sessions.

A comprehensive skill guide for building complex, feature-rich web games and game engines using modern web technologies like HTML5, Canvas, WebGL, and JavaScript. Covers full 2D and 3D game development workflows, including implementing the game loop, physics simulation (collision detection, Newtonian physics), handling diverse input methods (touch, gamepad), managing assets, and integrating multiplayer features via WebRTC. Ideal for creating everything from simple platformers to advanced 3D simulations.