Based on PauseForUserEvent by zeroflow.
When // Klipper state: Ready is received on the serial port, this plugin then raises a klipper_ready event, which may then be used with other plugins like OctoPrint-MQTT to alert the user, that the printer needs attention.
Install via the bundled Plugin Manager or manually using this URL:
https://github.com/W-Floyd/OctoPrint-KlipperReadyEvent/archive/master.zip
No configuration