Cool indicator

If this project ever gets revived - MOOC.fi (University of Helsinki) has a cool extension for their code judge, which displays badges per folder like so:

<img width="590" height="234" alt="Image" src="https://github.com/user-attachments/assets/0c1dcafb-f364-4b90-b1ef-bfb6575e9c33" />

This is really cool and would be awesome to implement in a Themis vscode extension.