To modify this site and reupload: You will need to make changes to the Markdown files contained in the "markdown" folder.
Do not change the HTML in the docs folder.
After modifying the markdown files or YAML to your needs, you must build the site using mkdocs & material.
Follow the instructions listed here to install:
https://squidfunk.github.io/mkdocs-material/getting-started/
Once in the main folder, run 'python3 -m mkdocs build' and the new site HTML will be generated into the "docs" folder.