Feature: Tailwind V4

[Hugos68]

Linked Issue

Closes #3195

Description

This is the rewrite of the Skeleton core package to support Tailwind v4, previously referred to as the Skeleton Tailwind plugin. It utilizes Vite for bundling and SCSS (aka Sass) for authoring our styles.

Overall Progress

High level overview of the entire scope of this pull request. When all items are green, this PR is ready for review.

Status	Feature
✅	Core Package
✅	Component Packages
✅	Theme Generator
✅	Documentation
✅	Migration Guides

Core Package Features

This represents progress specific to the core package.

Base

Status	Feature
✅	Theme
✅	Globals
✅	Colors
✅	Color Pairings
✅	Typography
--	Spacing

Themes

Status	Feature
✅	Skeleton Themes

Animations

Status	Feature	Method
✅	Animations	Extended

Utilities

Status	Feature
✅	Badges
✅	Buttons
✅	Cards
✅	Chips
✅	Dividers
✅	Forms / Inputs
✅	Tables
✅	Placeholders
--	Gradients

Optional

Status	Feature	Method
✅	Presets	Added

[changeset-bot]

🦋 Changeset detected

Latest commit: 9472d70

The changes in this PR will be included in the next version bump.

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Name	Status	Preview	Comments	Updated (UTC)
skeleton-docs	❌ Failed (Inspect)			Feb 22, 2025 2:06pm
skeleton-next	❌ Failed (Inspect)			Feb 22, 2025 2:06pm

1 Skipped Deployment

Name	Status	Preview	Comments	Updated (UTC)
skeleton-themes	⬜️ Ignored (Inspect)	Visit Preview		Feb 22, 2025 2:06pm