To build locally:
west init -l config; west update
west build --pristine -b "sadekbaroudi_svlinky" -s zmk/app/ -- -DSHIELD="sadekbaroudi_ffkb_lite"
You can add additional vik modules, found here:
https://github.com/petejohanson/sadekbaroudi-zmk-module/tree/main/boards/shields
Example build string for ffkb lite with a svlinky and a ST7735 display:
west build --pristine -b "sadekbaroudi_svlinky" -s zmk/app/ -- -DSHIELD="sadekbaroudi_ffkb_lite vik_st7735"