Logo for wakepy

[fohrloop]

Would be nice to add some logo for wakepy that could be used in the docs.

[fohrloop]

Just created a logo/banner and uploaded it to be used as the "Social Media Preview" image of the repository. I'll still create a PR to make is used in the README and in the docs.

[fohrloop]

Added the logo to the README. Adding to the docs probably needs some extra work as there is also dark theme, and it would be nice if the logo would adapt to the theme.

[fohrloop]

And while I still remember, the logo uses a font called barlow

• GitHub: https://github.com/jpt/barlow
• License: SIL Open Font License, Version 1.1

[fohrloop]

There's also dark theme for GitHub. The logo looks like this on mobile:

Todo: check if something can be done to this.

[fohrloop]

It should be possible with the gh-light-mode-only and gh-dark-mode-only anchors: https://github.com/scarmuega/choose-your-side