🚑 4.42.0 (2026-02-01)

Bug Fixes

• runtime: use strict comparison when updating properties (#6573) (e8dfc09)
• types: css import type (#6569) (60802fc)

Features

• compiler: CustomStateSet support - Setup docs | Readme docs - (#6574) (cce1e23)
• docs: new docs-custom-elements-manifest output - Read the docs - (#6568) (df9d198)
• hydrate-script: add generatePackageJson option to dist-hydrate-script (#6571) (f2dbed7)
• jsx: attr: / prop: prefixes - Read the docs - (#6575) (aa599da)
• runtime: Remove redundant SSR style elements after adoptedStyleSheets adoption (#6576) (bc90887)

New Contributors

• @SaiGovardhana made their first contribution in #6573
• @alexischarp made their first contribution in #6571

Full Changelog: v4.41.3...v4.42.0