message: Add NotFound to Error
diff: @@ -45,6 +45,12 @@ pub enum Error {
  #[cfg(feature = "backtraces")]
  backtrace: snafu::Backtrace,
  },
  + #[snafu(display("Item Not Found"))]
  + NotFound {
  + kind: &'static str,
  + #[cfg(feature = "backtraces")]
  + backtrace: snafu::Backtrace,
  + },
  }
  pub type Result<T, E = Error> = core::result::Result<T, E>;
  