build.rs

// The custom build script, needed as we use protocolbuffers.

fn main() {
    prost_build::Config::new()
        .protoc_arg("-Isrc/proto")
        // Add serde serialization and deserialization to the generated code.
        .type_attribute(".", "#[derive(serde::Serialize, serde::Deserialize)]")
        // Skip serializing `None` values.
        .type_attribute(".", "#[serde_with::skip_serializing_none]")
        // Define the protobuf files to compile.
        .compile_protos(&["viguno/v1/simulation.proto"], &["src/"])
        .unwrap();
}