提示词：Create a real-time interactive 3D particle system with Three.js.
requirements:
1. Control the scaling and expansion of the particle group by detecting the tension and closing of both hands through the camera.
2. Provide panels that can choose hearts/flowers/saturn/Buddha statues/fireworks and other templates
3. Support the colour selector to adjust the particle colour
4. Particles need to respond to gesture changes in real time. The interface is simple and modern.
5. The interface is simple and modern
部署了一个网页版，在这里访问，主要功能：
支持摄像头手势/鼠标两种交互
中文显示
全屏按钮
自动隐藏的菜单
