Show a random image on initial load

[vicmeow]

Is your feature request related to a problem? Please describe.
To show off what shapy is capable of creating, show random images on load on the canvas.

Describe the solution you'd like
Whenever the app is loaded for the first time, show an image/shape made with Shapy for inspiration.

Store images in array and choose one randomly.

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context
Add any other context or screenshots about the feature request here.