docs: update plugin documentation (#888)

* docs: first few plugins documented

* docs: move plugin info

* docs: move plugin docs to tag based system

* docs: update latex example code snippet

* docs: fix spelling of latex in title

* docs: add missing linebreak

* docs: remove plugin tag from feature pages

* docs: shorten titles

* docs: refine wording

* docs: move plugin details for frontmatter

* docs: add features/* tags

* docs: update latex example

* docs: make references more explicit

* docs: add stubs for the remaining plugins

* docs: more descriptions

* docs: fix feature tags

* docs: descriptions

* docs: new plugin pages

* docs: update configuration page

* docs: more plugin work

* docs: run prettier

* docs: remove comments in config file and add link to docs

* docs: minor fixes

* docs: run prettier

* docs: spelling

* docs: update docs/plugins/AliasRedirects.md

Co-authored-by: Aaron Pham <29749331+aarnphm@users.noreply.github.com>

* docs: update docs/plugins/Assets.md

Co-authored-by: Aaron Pham <29749331+aarnphm@users.noreply.github.com>

* docs: update docs/plugins/CNAME.md

Co-authored-by: Aaron Pham <29749331+aarnphm@users.noreply.github.com>

* docs: update docs/plugins/Static.md

Co-authored-by: Aaron Pham <29749331+aarnphm@users.noreply.github.com>

* docs: update docs

* docs: update docs/features/Mermaid diagrams.md

Co-authored-by: Aaron Pham <29749331+aarnphm@users.noreply.github.com>

* docs: update docs/plugins/RemoveDrafts.md

Co-authored-by: Jacky Zhao <j.zhao2k19@gmail.com>

* docs: update docs/plugins/Assets.md

Co-authored-by: Jacky Zhao <j.zhao2k19@gmail.com>

* docs: update docs/configuration.md

Co-authored-by: Jacky Zhao <j.zhao2k19@gmail.com>

* docs: update docs/configuration.md

Co-authored-by: Jacky Zhao <j.zhao2k19@gmail.com>

* docs: update docs/configuration.md

Co-authored-by: Jacky Zhao <j.zhao2k19@gmail.com>

* docs: some updates

* docs: work in review comments

---------

Signed-off-by: Eiko Wagenknecht <git@eiko-wagenknecht.de>
Co-authored-by: Aaron Pham <29749331+aarnphm@users.noreply.github.com>
Co-authored-by: Jacky Zhao <j.zhao2k19@gmail.com>