Added
- Added this changelog.
- Added class docstring to `~.ErrorHandler`.
- Added class docstring to `~.Formatter`.
Changed
- Updated the `~.ErrorHandler` class to handle custom exception methods in `~.Formatter`, formatted
as `def custom_<exc_name>(self, exc: Exception) -> str`.
- Fixed docstring in `~.ErrorHandler.__init__` to properly elaborate all arguments.