Oh! This sounds like a perfect project for an M5Stack Atom!
https://a.aliexpress.com/_s6575w
These things are super cute and *tiny* and run an ESP32 so have WiFi and Bluetooth. But the 5x5 RGB LEDs on the front would be ideal to show those states. 
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I was hoping to make progress with nicer graphics and messages, but holy cow these are so cute! I'll have to order some to play with.
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