Include outputs/solutions

[klieret]

... and yes, this is annoying copy-paste work...

[amangoel185]

This was on my TODO list, thank you for opening the issue! We might also want to add solutions for the quizzes.

[klieret]

Oh yeah, solutions are very important as well

[stale]

This issue or pull request has been automatically marked as stale because it has not had recent activity. Please manually close it, if it is no longer relevant, or ask for help or support to help getting it unstuck. Let me bring this to the attention of @klieret @wdconinc @michmx for now.