Add Image to Radio Item in Configurable Options

Place PNG image file to "whmcs-root-folder\assets\img\radio_image" folder. Create "radio_image" folder if needed.

Image filename should have the following structure:

Filename is a configurable option name in lower case and spaces replaced with "-".

For example configurable option "Windows Server 2022" will look like "windows-server-2022.png", "cPanel" is "cpanel.png" ,etc

Once the image is detected it will be placed as radio button image. PNG image should have square aspect ratio, for example "150x150px"