Version 1.65.4

- New language features! Public class fields are now supported. See for more
  information:
  https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Classes/Public_class_fields

- Closed bugs and merge requests:
  * arg.cpp: Add required messages for static_assert (fix building on pre-C++17)
    [!441, Chun-wei Fan]
  * Add include-what-you-use CI job [!448, !449, Philip Chimento]
  * Let's enable class fields! [!445, Evan Welsh]
  * examples: add GListModel implementation [!452, Andy Holmes]
  * Update ESLint CI image. [!451, Evan Welsh]
  * function: Only get function name if we actually warn [!454, Jonas Dreßler]
  * Split print into native library. [!444, Evan Welsh]
  * Various maintenance [!459, Philip Chimento]

- Various refactors for type safety [Marco Trevisan]