ppad-chacha-0.2.0: CHANGELOG

# Changelog

- 0.2.0 (2025-06-21)
  * Both the ChaCha block function and stream cipher are now total,
    returning values of 'Left InvalidKey' or 'Left InvalidNonce' when
    supplied with the corresponding bad inputs.

- 0.1.0 (2025-03-09)
  * Initial release, supporting the chacha20 stream cipher and block
    function.