Migrate Practicalli Clojure to MkDocs Material version 9

[practicalli-johnny]

Update Material for MkDocs to version 9

The GitHub Publish Book workflow installs version 9 of Material for MkDocs

Output from workflow run:

Run pip install mkdocs-material mkdocs-callouts mkdocs-glightbox mkdocs-git-revision-date-localized-plugin mkdocs-redirects pillow cairosvg
Collecting mkdocs-material
  Downloading mkdocs_material-9.0.15-py3-none-any.whl (7.7 MB)
     ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 7.7/7.7 MB 63.4 MB/s eta 0:00:00

Install Material for MkDocs version 9 locally

pip install mkdocs-material=="9.*" 

Update mkdocs.yml configuration to include features that became optional in version 9

    - content.code.copy
    - content.action.edit
    - content.action.view
    - navigation.footer

Reference

• https://squidfunk.github.io/mkdocs-material/upgrade/