Integrate power on blueprint to LG webOS Smart TV, webostv call to wake_on_lan

Feature Requests
1

Just detect wether “wake_on_lan:” is already configured and offer the option.
MAC address is already easy to find in the menus.

Thank you.

Link to blueprint:
LG webOS Smart TV - Turn On · GitHub
Link to forum-related thread:
LG webOS Smart TV - Enable Turn On Action for HA 2022.2+