Add swap hands toggle functions (#20381)

Fix up via keymap builds. (#20383)

* Fix up via keymap builds.

- Usages of old IS_PRESSED.

* Fix up bad code.

* Fix up bad code.

Move `default` layouts to data driven (#20349)

Move split space/backspace layouts to data driven (#20356)

Set up DEFAULT_FOLDER for primekb/meridian (#20367)

Move `RGB_MATRIX_DRIVER` to data driven (#20350)

Merge remote-tracking branch 'upstream/master' into develop

[Keyboard] Add audio support to Adafruit MacroPad RP2040 (#20353)

Merge remote-tracking branch 'origin/master' into develop

Convertors documentation: Removed duplicate table entry (#20360)

Merge remote-tracking branch 'origin/master' into develop

Avoid generating empty ENCODER_RESOLUTION (#20179)

Add layer-cycle example (#19069)

Co-authored-by: Drashna Jaelre <drashna@live.com>

Merge remote-tracking branch 'origin/master' into develop

Fixup CI build variables. (#20357)

Merge remote-tracking branch 'origin/master' into develop

Add Discord webhook at end of each CI run. (#20355)

Merge remote-tracking branch 'origin/master' into develop

Move a_dux to data-driven (#20043)

Merge remote-tracking branch 'origin/master' into develop