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The process for putting together a WGPU program that includes WGSL code generally involves the following steps:

1. Install the necessary tools and libraries, including the WGPU API and the WGSL shader compiler.
2. Write the WGSL shaders that will be used in the program, specifying the input and output variables, uniforms, and other parameters as needed.
3. Compile the WGSL shaders using the WGSL shader compiler to generate SPIR-V bytecode that can be used by the GPU.
4. Create the necessary data structures and objects to communicate with the GPU, including the device, swap chain, pipeline layout, and pipeline.
5. Bind the WGSL shaders to the pipeline using the pipeline layout, and set any necessary parameters such as the render target and viewport.
6. Create the vertex buffer and index buffer objects as needed, and fill them with data.
7. Execute the main rendering loop, which involves issuing draw commands to the GPU to render the scene based on the shaders and data specified.

Throughout this process, it is important to carefully manage memory, resource allocation, and synchronization to ensure optimal performance and correct behavior. It may also be useful to use a debugging and profiling tool to identify any issues or bottlenecks in the program.