Standardized indentation to use spaces with a new pre-commit hook.
* Allows removing multilib from docker images * Run properly in aarch64 host docker containers for testing on Rasberry Pi. * Small sticky-keys fix to initialize w/ correct constant for max uin32_t value.
&key_repeat
* Add new `&key_repeat` behavior that captures and re-sends the most recently triggered keycode. Closes: #853