osupdate_linux.json is for linux releases for 0.4.1 and after
osupdate_unphone.json is special because the unPhone 9 doesn't have enough storage space to support OTA updates, unless someone finds a solution.
- osupdate_linux-desktop.json is the legacy file for pre-0.4.1 releases, when the device ID was linux-desktop instead of linux
- osupdate_fri3d-2024.json is the legacy file for pre 0.4.1 releases, when the device id was fri3d-2024 instead of fri3d_2024
- osupdate.json is the file for the waveshare_esp32_s3_touch_lcd_2 board