fn main() { if std::env::var("CARGO_CFG_TARGET_OS").unwrap() == "windows" { println!("cargo:rerun-if-changed=logo.ico"); let mut res = winresource::WindowsResource::new(); if std::path::Path::new("logo.ico").exists() { res.set_icon("logo.ico"); } else { println!("cargo:warning=logo.ico not found, skipping icon embedding"); return; } res.compile() .map_err(|e| { println!("cargo:warning=Failed to compile Windows resources: {e}"); }) .ok(); } }