* docs: fix Unicode text in Fraktur font

Fix Fraktur font documentation by correcting spelling and not attempting
to use the Unicode symbols in text mode.

Fixes #3867

* Update docs/supported.md

Co-authored-by: Untitled_unrevised <348070954@qq.com>

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Co-authored-by: Untitled_unrevised <348070954@qq.com>

* chore: upgrade actions/checkout action

Removes warning about Node 16 from every CI job

* Pull yarn deps install outside docker

* corepack enable in docker

* Update siteConfig.js

Adding my startup SnapXam as katex user ;)

* Put in alphabetical order

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Co-authored-by: Erik Demaine <edemaine@mit.edu>

Co-authored-by: Erik Demaine <edemaine@mit.edu>

Co-authored-by: Erik Demaine <edemaine@mit.edu>

* fix: use tagged literals in tests

* chore: use tagged literals in jest

* update docs and test with \u

Fixes #3870

* chore: migrate from less to scss

* add explicit coercion to satisfy flow

* set default values for variables which are coming from webpack

* mute unknown annotation rule for scss !default

* make $font-folder configurable and update documentation

* fix path in docs

* Document Sass variable override features

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Co-authored-by: Erik Demaine <edemaine@mit.edu>

* feat: add \emph

Fixes #3566

* address comments and add tests

* Update docs and tests

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Co-authored-by: Erik Demaine <edemaine@mit.edu>

## [0.16.11](v0.16.10...v0.16.11) (2024-07-02)

### Features

* add \emph ([#3963](#3963)) ([9f34da4](9f34da4)), closes [#3566](#3566)