v0.04  2026-08-16Z
    - Hardened code
    - Added $word->register() as a no-op
    - Added $word->stem() as returning the word itself,
      in Toki Pona words are never modified, so all are their own stems
    - Added missing #@returns
    - Added $word->concepts(), including some generalisation of existing code
    - Updated dependencies

v0.03  2026-08-14Z
    - Added more words
    - Allow interaction with Lingua::famibeib::Word (mostly for fun)
    - Added $word->natural_language
    - Renamed class "words" to "word"
    - Implemented Lingua::Generic::Interface::Word

v0.02  2026-08-06Z
    - Improved documentation
    - Added support for Under-ConScript Unicode Registry (UCSUR) code points
    - Added new(ise => ...) in addition to new(from => ...)
    - Added new classes to known:
        * words (all words)
        * stopword (all words that should be ignored e.g. by search engines)
    - Return additional relevant identifiers via known(':all')
    - Added $word->has_type to aid interaction with databases

v0.01  2026-08-05Z
    - Initial release