Function extract_kernel_to 

pub fn extract_kernel_to(dest: &Path) -> Result<()>

Write the bundled kernel image to dest. Overwrites any existing file. Caller is responsible for the parent dir existing — use extract_kernel_to_with_parents if you’d rather mkdir -p.

supermachine_kernel::extract_kernel_to(
    std::path::Path::new("/tmp/supermachine/kernel"),
).unwrap();