Add Low Water Sensor for Humidifier, Dehumidifier Mode Control, and End-of-Cycle Time Display

[limitless00net]

The problem

Currently, there are a few missing functionalities that would greatly enhance the usability of LG appliances:

1. Air Purifier with Humidifier - Device Details: AIR_910604_WW (DEVICE_AIR_PURIFIER)

Issue:
The integration does not expose a sensor or attribute to notify when the humidifier’s water tank level is low.
Please add a sensor or attribute that provides an alert or indication when the water level in the humidifier’s tank is low.

2. Dehumidifier - Device Details: DHUM_056905_WW (DEVICE_DEHUMIDIFIER)

Issue:
The ability to control the dehumidifier’s operating mode is currently missing.
Please add control functionality that allows switching between different dehumidifier operation modes.

3. End-of-Cycle Time Display for Dryer, Washer, and Oven - Device Details: RH16_S_KR (DEVICE_DRYER), ML32PWFOTA (DEVICE_OVEN), FR41C8MDUPH_WD_KR (DEVICE_WASHER)

Issue:
The current integration does not display the end-of-cycle time for these appliances.
Please add a sensor or attribute that displays the estimated cycle completion time for dryers, washers, and ovens.

4. Plant Cultivator - Device Details: 2HVM3KRWT2__2 (DEVICE_PLANT_CULTIVATOR)

Issue:
The power control functionality for the plant cultivator is missing.
Please enable power control for the plant cultivator within the integration.

5. Kimchi Refrigerator - Device Details: 2REK1G03VI1902 (DEVICE_KIMCHI_REFRIGERATOR)

Issue:
There is no sensor to indicate whether the door of the kimchi refrigerator is open.
Please add a sensor or attribute that monitors and displays the door status (open/closed) for the kimchi refrigerator.

What version of Home Assistant Core has the issue?

core-2025.1.4

What was the last working version of Home Assistant Core?

core-2025.1.4

What type of installation are you running?

Home Assistant OS

Integration causing the issue

LG ThinQ

Link to integration documentation on our website

http://home-assistant.io/integrations/lg_thinq

Diagnostics information

No response

Example YAML snippet

Anything in the logs that might be useful for us?

Additional information

No response