use std::io::Result;
fn main() -> Result<()> {
    let mut prost_build = prost_build::Config::new();
    prost_build.out_dir("./src/pb");
    prost_build.compile_protos(
        &[
            "codec_eth.proto",
            "erc20.proto",
        ],
        &["./proto/"],
    )
}