334e934dd7
- pd-synth: add After=usb-gadget-audio.service midi-bridge.service (was Wants= only, race) - usb-gadget-audio: add Restart=on-failure After=sysinit.target - pd-synth-i2s: fix Wants=configure-usb-audio.service → usb-gadget-audio.service - detect-usb-role.sh: hardcode gadget role (all 4 detection methods always fail, skip 2s sleep) - arduino-router-serial: masked on board (flooded 2173× restarts looking for nonexistent /dev/ttyGS0)