docs: include image of architecture design

[jthegedus]

Is your feature request related to a problem? Please describe.

To better express some of the file shuffling and the architecture of the deployment, include some images.

Describe the solution you'd like

Describe alternatives you've considered

Additional context

[jthegedus]

~Perhaps the Social Image could double up as this image?~

[evdama]

That would indeed help grasp things a lot faster. Maybe as part of the docs overhaul no?