[Core] PWM Backlight for RP2040 (#17706)

[Bug] RP2040: only clear RX FIFO for serial pio driver clear (#18581)

[Core] rewrite locking in split transaction handlers (#18417)

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

[Docs] Clarify CAPS_WORD behaviors (#18137)

Co-authored-by: precondition <57645186+precondition@users.noreply.github.com>
Co-authored-by: mmccoyd <mmccoyd@cs.berkley.edu>
Co-authored-by: Drashna Jaelre <drashna@live.com>

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

Added new issue templates for feature requests and bug reports (#18576)

Co-authored-by: Ryan <fauxpark@gmail.com>

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

Bump anothrNick/github-tag-action from 1.50.0 to 1.51.0 (#18575)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

[Bug] Update ChibiOS-Contrib for USB IRQ and bus handling fixes (#18574)

[Core] Serial-protocol: always clear receive queue on main half of split keyboard (#18419)

Fix layer switching from tap dances by redoing the keymap lookup (#17935)

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

Adds Anne Pro 2 c18 ISO variant support (#18154)

Prevent tap dance from wiping dynamic macros (#17880)

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

add rart60 (#18570)

* add rart60

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

`:flash`: print bootloader (#18569)

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