This allows you to display the homepage logo, you can optionally specify your own icon using similar options as other icons, see service icons.
- logo:
icon: https://upload.wikimedia.org/wikipedia/commons/thumb/d/d5/I_Love_New_York.svg/1101px-I_Love_New_York.svg.png # optional
Added in v0.4.18, updated in 0.X.X