feat: add showerplate

fix: bump min Node.js version

fix(led-panel): print only side

feat: add led panel box

feat: add coat hanger update

feat: add rack for sims

fix: move cable management tabs

Signed-off-by: Halvor Bjørstad <43417915+Riphiphip@users.noreply.github.com>

feat: add holder for fastening battery on top

feat(robot): add cable holders at back

fix: update dependencies