chore(deps): update tailwindcss monorepo to v4.2.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@tailwindcss/postcss (source)	4.1.17 → 4.2.1
tailwindcss (source)	4.1.17 → 4.2.1

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Release Notes

tailwindlabs/tailwindcss (@​tailwindcss/postcss)

v4.2.1

Compare Source

Fixed

• Allow trailing dash in functional utility names for backwards compatibility (#​19696)
• Properly detect classes containing . characters within curly braces in MDX files (#​19711)

v4.2.0

Compare Source

Added

• Add mauve, olive, mist, and taupe color palettes to the default theme (#​19627)
• Add @tailwindcss/webpack package to run Tailwind CSS as a webpack plugin (#​19610)
• Add pbs-* and pbe-* utilities for padding-block-start and padding-block-end (#​19601)
• Add mbs-* and mbe-* utilities for margin-block-start and margin-block-end (#​19601)
• Add scroll-pbs-* and scroll-pbe-* utilities for scroll-padding-block-start and scroll-padding-block-end (#​19601)
• Add scroll-mbs-* and scroll-mbe-* utilities for scroll-margin-block-start and scroll-margin-block-end (#​19601)
• Add border-bs-* and border-be-* utilities for border-block-start and border-block-end (#​19601)
• Add inline-*, min-inline-*, max-inline-* utilities for inline-size, min-inline-size, and max-inline-size (#​19612)
• Add block-*, min-block-*, max-block-* utilities for block-size, min-block-size, and max-block-size (#​19612)
• Add inset-s-*, inset-e-*, inset-bs-*, inset-be-* utilities for inset-inline-start, inset-inline-end, inset-block-start, and inset-block-end (#​19613)
• Add font-features-* utility for font-feature-settings (#​19623)

Fixed

• Prevent double @supports wrapper for color-mix values (#​19450)
• Allow whitespace around @source inline() argument (#​19461)
• Emit comment when source maps are saved to files when using @tailwindcss/cli (#​19447)
• Detect utilities containing capital letters followed by numbers (#​19465)
• Fix class extraction for Rails' strict locals (#​19525)
• Align @utility name validation with Oxide scanner rules (#​19524)
• Fix infinite loop when using @variant inside @custom-variant (#​19633)
• Allow multiples of .25 in aspect-* fractions (e.g. aspect-8.5/11) (#​19688)
• Ensure changes to external files listed via @source trigger a full page reload when using @tailwindcss/vite (#​19670)
• Improve performance of Oxide scanner in bigger projects by reducing file system walks (#​19632)
• Ensure import aliases in Astro v5 work without crashing when using @tailwindcss/vite (#​19677)
• Allow escape characters in @utility names to improve support with formatters such as Biome (#​19626)
• Fix incorrect canonicalization results when canonicalizing multiple times (#​19675)
• Add .jj to default ignored content directories (#​19687)

Deprecated

• Deprecate start-* and end-* utilities in favor of inset-s-* and inset-e-* utilities (#​19613)

v4.1.18

Compare Source

Fixed

• Ensure validation of source(…) happens relative to the file it is in (#​19274)
• Include filename and line numbers in CSS parse errors (#​19282)
• Skip comments in Ruby files when checking for class names (#​19243)
• Skip over arbitrary property utilities with a top-level ! in the value (#​19243)
• Support environment API in @tailwindcss/vite (#​18970)
• Preserve case of theme keys from JS configs and plugins (#​19337)
• Write source maps correctly on the CLI when using --watch (#​19373)
• Handle special defaults (like ringColor.DEFAULT) in JS configs (#​19348)
• Improve backwards compatibility for content theme key from JS configs (#​19381)
• Upgrade: Handle future and experimental config keys (#​19344)
• Try to canonicalize any arbitrary utility to a bare value (#​19379)
• Validate candidates similarly to Oxide (#​19397)
• Canonicalization: combine text-* and leading-* classes (#​19396)
• Correctly handle duplicate CLI arguments (#​19416)
• Don’t emit color-mix fallback rules inside @keyframes (#​19419)
• CLI: Don't hang when output is /dev/stdout (#​19421)

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