Port from Material for MkDocs to Zensical

Evaluate Material for Mkdocs replacement, Zensical, when it fully launches

- https://github.com/squidfunk/mkdocs-material/issues/8523
- https://squidfunk.github.io/mkdocs-material/blog/2025/11/05/zensical/
- https://github.com/squidfunk/mkdocs-material/discussions/8540

`mkdoctstrings` also is shutting down and the maintainer moving to Zensical

- https://github.com/mkdocstrings/mkdocstrings/discussions/806

The biggest change will be evaluating alternatives to the Mkdocs plugins that are used.

- https://github.com/zensical/zensical/issues/48
- https://github.com/zensical/backlog/issues/3
- https://github.com/zensical/backlog/issues/5
- https://github.com/zensical/backlog/issues/6
- https://github.com/zensical/backlog/issues/7

Start with the linked Material for MkDocs, mkdocstrings, and Zensical discussions and issues. Evaluate whether the MkDocs plugins currently used have Zensical alternatives; done means documenting a viable migration path and any blockers.

Scritto dal modello di indicizzazione a partire dal testo della issue.