put sketches and 3d printables into sub-dirs
[challenge-bot] / arduino-sketches /
drwxr-xr-x   ..
drwxr-xr-x - motor
drwxr-xr-x - phase0
drwxr-xr-x - phase1
drwxr-xr-x - phase2
drwxr-xr-x - phase3
drwxr-xr-x - pushbutton
drwxr-xr-x - serial
drwxr-xr-x - stay_on_table