Three.js Builder A focused skill for creating simple, performant Three.js web applications using modern ES module patterns. Philosophy: The Scene Graph Mental Model Three.js is built on the scene graph —a hierarchical tree of objects where parent transformations affect children. Understanding this mental model is key to effective 3D web development. Before creating a Three.js app, ask : - What is the core visual element ? (geometry, shape, model) - What interaction does the user need? (none, orbit controls, custom input) - What performance constraints exist? (mobile, desktop, WebGL capabiliti…