Display testing for dead pixel

What type of request is this?

New tool idea

Clear and concise description of the feature you are proposing

Display testing for dead pixel

Is their example of this tool in the wild?

https://lcdtech.info/en/tests/dead.pixel.htm, this is the reference that I'm using frequency when tested used monitor

Additional context

Just plain color, Black, Red, Green, Blue and White to test monitor dead-pixel, or built-in display laptop

Validations

• Check the feature is not already implemented in the project.
• Check that there isn't already an issue that request the same feature to avoid creating a duplicate.
• Check that the feature can be implemented in a client side only app (IT-Tools is client side only, no server).