suggestion: support some sort of display

[ec1oud]

Perhaps one of the modules with an OLED, like this: https://www.aliexpress.com/item/Lolin-ESP32-OLED-V2-0-Pro-ESP32-OLED-wemos-pour-Arduino-ESP32-OLED-WiFi-Modules-Bluetooth/32822105291.html

[sle118]

For the record, someone has implemented this in a custom Squeezelite implementation. It could be worth having a look at the code and porting it over
interactive.c