build.rs

fn main() -> std::io::Result<()> {
    println!("cargo:rerun-if-changed=assets/ratty.ico");
    println!("cargo:rerun-if-changed=build.rs");

    if std::env::var("CARGO_CFG_TARGET_OS").as_deref() != Ok("windows") {
        return Ok(());
    }

    let mut resource = winresource::WindowsResource::new();
    resource.set_icon("assets/ratty.ico").set_manifest(
        r#"<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
  <application>
    <windowsSettings>
      <consoleAllocationPolicy xmlns="http://schemas.microsoft.com/SMI/2024/WindowsSettings">detached</consoleAllocationPolicy>
    </windowsSettings>
  </application>
</assembly>
"#,
    );

    resource.compile()
}