#[derive(Debug, thiserror::Error)]
pub enum Error {
#[error("IO error: {0}")]
Io(#[from] std::io::Error),
#[error("JSON error: {0}")]
Json(#[from] serde_json::Error),
#[error("Postcard error: {0}")]
Postcard(#[from] postcard::Error),
#[error("Send error")]
Send,
}