use thiserror::Error;
#[derive(Debug, Error)]
pub enum Error {
#[error("database error: {0}")]
Db(#[from] sqlx::Error),
#[error("serialization error: {0}")]
Serde(#[from] serde_json::Error),
#[error("io error: {0}")]
Io(#[from] std::io::Error),
#[error("version conflict")]
VersionConflict,
}
pub type Result<T> = std::result::Result<T, Error>;