Pattern: 'font-awesome-'<font-awesome_icon>@<icon_color>, where:

<font-awesome_icon> - one of the font-awesome icons, that could be found here

<icon_color> - one of the following colors: red, darkBlue, yellow, green, lightGray, lightBlue, blue, orange, lightRed, lightPurple, lightOrange, lightGreen, lightYellow, cyan, gray, white, black, purple, darkGray, lightCyan When not provided, the default icon (fas fa-graduation-cap) is used.

Optional skill description.