Code for `learn-wgpu/code/beginner/tutorial3-pipeline/src/challenge.wgsl` doesn't work about learn-wgpu HOT 3 CLOSED

// Vertex shader

struct VertexInput {
    @location(0) position: vec3<f32>,
    @location(1) color: vec3<f32>,
};

struct VertexOutput {
    @builtin(position) clip_position: vec4<f32>,
    @location(0) color: vec3<f32>,
};

@vertex
fn vs_main(
    model: VertexInput,
) -> VertexOutput {
    var out: VertexOutput;
    out.color = model.color;
    out.clip_position = vec4<f32>(model.position, 1.0);
    return out;
}

// Fragment shader

@fragment
fn fs_main(in: VertexOutput) -> @location(0) vec4<f32> {
    return vec4<f32>(in.color, 1.0);
}

// Vertex shader

struct VertexInput {
    @location(0) position: vec3<f32>,
    @location(1) color: vec3<f32>,
};

struct VertexOutput {
    @builtin(position) clip_position: vec4<f32>,
    @location(0) color: vec3<f32>,
};

@vertex
fn vs_main(
    model: VertexInput,
) -> VertexOutput {
    var out: VertexOutput;
    out.color = model.color;
    let x = model.position[0];
    let y = model.position[1];
    let z = model.position[2];
    out.clip_position = vec4<f32>(x,y,z, 1.0);
    return out;
}

// Fragment shader

@fragment
fn fs_main(in: VertexOutput) -> @location(0) vec4<f32> {
    let r = in.color[0];
    let g = in.color[1];
    let b = in.color[2];
    return vec4<f32>(r, g, b, 1.0);
}