docs: Explain ZMK stays connected to inactive host
This behavior was not obvious to me, and I actually considered reporting
it as a bug until explained to me on Discord that it's WAI. :)
@@ -13,6 +13,10 @@ computer/laptop/keyboard should receive the keyboard input; many of the commands
Please note there are only five available Bluetooth profiles by default. If you need to increase the number of available profiles you can set `CONFIG_BT_MAX_CONN` in your `zmk-config` `.conf` file.
:::
+:::note Connection Management
+As an implementation detail, a ZMK device may show as "connected" on multiple hosts at the same time. This is working as intended, and only the host associated with the active profile will receive keystrokes.
+:::
+
## Bluetooth Command Defines
Bluetooth command defines are provided through the [`dt-bindings/zmk/bt.h`](https://github.com/zmkfirmware/zmk/blob/main/app/include/dt-bindings/zmk/bt.h) header,
