WebGPU Shading Language

1. Write a shader!
   Compile successful!
2. Select your shaders
   Vertex Shader vertexShader
   Fragment Shader fragmentShader
3. Specify input data

   Variable	Value
   vertexInput.position.x
   vertexInput.position.y
   vertexInput.color.x
   vertexInput.color.y
   vertexInput.color.z

4. Variable	Value