feat: make starter synchronous

style: fix lint issues

feat: move card reading to isolate

fix: game over gpio listener

feat: update communication with rpi (#1)

refactor: Migrate to Dart 3

feat: Add STL files

Update README.md

feat: update pinout

feat: update logging

fix: dispose of gpio

feat: implement game over listener

fix: revert to gpio 4

fix: use different gpio

docs: add dependencies graph