Release 0.4.0

[0.4.0] - 2026-08-11

Added

• Add Callout annotation component with leader line (straight/broken shapes), anchor dot, React-rendered label, and autoAnchor mode that slides the connection point along the label's bottom edge based on camera direction.
• Add ModelRotator utility class for automatic model rotation with configurable speed, axis, and easing.
• Add LightGradient effect class for dynamic lighting gradient animation with dispose() method.
• Add Callout documentation with examples in English and Chinese.
• Add ModelRotator documentation with examples in English and Chinese.
• Add LightGradient documentation with examples in English and Chinese.
• Add Three.js namespace import convention guidelines to AGENTS.md.
• Add unified demo scene background color standard (#1a1a2e) to AGENTS.md.

Changed

• Unify Three.js import convention to namespace import (import AGENTS.md CHANGELOG.md LICENSE README.md README_ZH.md dist docs env.d.ts eslint.config.js index.html node_modules package.json pnpm-lock.yaml pnpm-workspace.yaml react-three-lite.zip release_body.md scripts src tsconfig.json tsconfig.node.json vite.config.ts vitest.config.ts as THREE from 'three') across all source files.
• Migrate ESLint configuration from .eslintrc.cjs to flat config eslint.config.js.
• Unify all documentation example scene background colors to #1a1a2e.
• Refactor documentation component naming: remove Component suffix, unify to App naming format.
• Refactor mesh resource cleanup logic with stricter type-safe handling.
• Update dependency versions (@types/react, @types/three, eslint, etc.).

Fixed

• Fix mesh material attribute cleanup and dispose calls with proper type assertions.