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//! Configuration error types. /// Configuration errors. #[derive(thiserror::Error, Debug)] pub enum Error { /// I/O operation failed. #[error(transparent)] IO(#[from] std::io::Error), /// TOML deserialization failed. #[error(transparent)] Deserialization(#[from] toml::de::Error), /// TOML serialization failed. #[error(transparent)] Serialization(#[from] toml::ser::Error), }