fn main() {
    // Ensure sidecar.zip exists so tauri-build doesn't fail.
    // CI replaces this placeholder with the real PyInstaller sidecar archive.
    let zip_path = std::path::Path::new("sidecar.zip");
    if !zip_path.exists() {
        // Minimal valid zip (empty archive): end-of-central-directory record
        let empty_zip: [u8; 22] = [
            0x50, 0x4b, 0x05, 0x06, // EOCD signature
            0x00, 0x00, // disk number
            0x00, 0x00, // disk with central dir
            0x00, 0x00, // entries on this disk
            0x00, 0x00, // total entries
            0x00, 0x00, 0x00, 0x00, // central dir size
            0x00, 0x00, 0x00, 0x00, // central dir offset
            0x00, 0x00, // comment length
        ];
        std::fs::write(zip_path, empty_zip).expect("Failed to create placeholder sidecar.zip");
    }

    tauri_build::build()
}