Replacing 'mediawiki.ui/variables.less' `@import`
with new skin-aware 'mediawiki.skin.variables.less' standard.
Also replacing and removing scattered WikimediaUI Base v0.15.0 variables
with new skin variables.
Also
- replacing several static values with new Codex design tokens featuring
skin variables for following properties:
- background-color
- color
- border-width, border-style, border-color and border shorthand
- border-radius
- box-shadow colors
- outline-width, outline-style, outline-color and outline shorthand
- opacity
- replacing equal-value Echo variables with new skin variables
- replacing `opacity: 0` with `opacity: 1px solid transparent`, which
improves accessibility in Windows High Contrast mode
Bump required MediaWiki core version to >= v1.41.0.
Bug: T332541
Co-Authored-by: Volker E. <volker.e@wikimedia.org>
Depends-On: I04f9e48a1cf9dee915cf51e1e12b17ff0a595a06
Change-Id: If3863f07d7c3a8b58808fb03401c1060a92bc2ab
In a distant future those might be replaced by core WikimediaUI Base
and this is a sane preparation for it.
Change-Id: I8907c8908f3b775be36b16a6782d7e9719e30c4c
Amending Base10 to slightly darker `#202122` to fulfill WCAG
requirements in connection to Accent50.
Also adding and amending WikimediaUI Base variables where in connection
with the color change.
Bug: T248393
Change-Id: I3b0c1666f7f883908a3778aa9e3fcbf51b57fefe
Introducing stylelint with configuration rules compliant to
Wikimedia CSS Coding Standards 'stylelint-config-wikimedia', nullifying
some for now and making majority pass.
Change-Id: I2c4acee41c9b56d9b00e2a2c5b7ab0ab5de454ce
