# System packages (install separately):
#   sudo apt install mtools libmtp9 alsa-utils iperf
#     mtools     - read_disk_file (device/cdc_msc, device/msc_dual_lun)
#     libmtp9    - pymtp ctypes load (device/mtp); Debian 13 uses libmtp9t64
#     alsa-utils - arecord (device/audio_test_freertos)
#     iperf      - throughput tests (device/net_lwip_*)
hidapi
pyserial
esptool