This app is intended to run on a wall-mounted iOS device. Run https://github.com/hx/flags on a Raspberry Pi, and use this app to remotely control it.
• Remotely control up to 24 devices with a single iOS device and Raspberry Pi
• Automatically reconnects and polls for changes from other remotes
• Supports light and dark mode
• Use Guided Access to lock a wall-mounted device for single purpose
• Choose when to keep display on based on which flags are selected