Improve website’s SEO

Since the migration to the MkDocs website (Set up new website structure with MkDocs (#433 - closed)), Silkaj website is very difficult to find into Google search engine.

• https://docs.readthedocs.com/platform/stable/guides/technical-docs-seo-guide.html
• Add description on each page
  • https://pypi.org/project/mkdocs-ultralytics-plugin/
  • https://pypi.org/project/mkdocs-meta-descriptions-plugin/
• https://medium.com/@aihehe123/introduction-76e2330b7c8e
• Issue with Mike? Getting rid of it (once v1 is behind us) would improve the SEO?
• https://seositecheckup.com/seo-audit/silkaj.duniter.org