- [#5685](https://github.com/withastro/astro/pull/5685) [`f6cf92b48`](https://github.com/withastro/astro/commit/f6cf92b48317a19a3840ad781b77d6d3cae143bb) Thanks [@bluwy](https://github.com/bluwy)! - Upgrade to Vite 4. Please see its [migration guide](https://vitejs.dev/guide/migration.html) for more information.
- [#5685](https://github.com/withastro/astro/pull/5685) [`f6cf92b48`](https://github.com/withastro/astro/commit/f6cf92b48317a19a3840ad781b77d6d3cae143bb) Thanks [@bluwy](https://github.com/bluwy)! - Simplify Svelte preprocess setup. `<style lang="postcss">` is now required if using PostCSS inside style tags.
- [#5045](https://github.com/withastro/astro/pull/5045) [`0f2a88ba5`](https://github.com/withastro/astro/commit/0f2a88ba5c19318854be12cc81609f2dbc5012f7) Thanks [@matthewp](https://github.com/matthewp)! - Allow class to be passed into Svelte islands
- [#3570](https://github.com/withastro/astro/pull/3570) [`04070c0c1`](https://github.com/withastro/astro/commit/04070c0c12c00a3e17842ce48e36edc3f2c890a3) Thanks [@matthewp](https://github.com/matthewp)! - Bump to Vite 3!
### Patch Changes
- [#3993](https://github.com/withastro/astro/pull/3993) [`40a45e3ef`](https://github.com/withastro/astro/commit/40a45e3ef6284c024d442cf7cb8e36d8354a35d1) Thanks [@Princesseuh](https://github.com/Princesseuh)! - Fix optional props not being recognized properly in the editor
- [#3854](https://github.com/withastro/astro/pull/3854) [`b012ee55`](https://github.com/withastro/astro/commit/b012ee55b107dea0730286263b27d83e530fad5d) Thanks [@bholmesdev](https://github.com/bholmesdev)! - [astro add] Support adapters and third party packages
* [#3864](https://github.com/withastro/astro/pull/3864) [`f9ed77bb`](https://github.com/withastro/astro/commit/f9ed77bb0d71d1644d524547a24963210f4ecaff) Thanks [@Princesseuh](https://github.com/Princesseuh)! - Add entrypoints for editor support for Vue and Svelte (destined to be used by our language server)
- [#3652](https://github.com/withastro/astro/pull/3652) [`7373d61c`](https://github.com/withastro/astro/commit/7373d61cdcaedd64bf5fd60521b157cfa4343558) Thanks [@natemoo-re](https://github.com/natemoo-re)! - Adds support for passing named slots from `.astro` => framework components.
Inside your components, use the built-in `slot` API as you normally would.
- [#2979](https://github.com/withastro/astro/pull/2979) [`9d7a4b59`](https://github.com/withastro/astro/commit/9d7a4b59b53f8cb274266f5036d1cef841750252) Thanks [@FredKSchott](https://github.com/FredKSchott)! - Welcome to the Astro v1.0.0 Beta! Read the [official announcement](https://astro.build/blog/astro-1-beta-release/) for more details.
* [#2847](https://github.com/withastro/astro/pull/2847) [`3b621f7a`](https://github.com/withastro/astro/commit/3b621f7a613b45983b090794fa7c015f23ed6140) Thanks [@tony-sull](https://github.com/tony-sull)! - Adds keywords to the official integrations to support discoverability on Astro's Integrations site
- [#2847](https://github.com/withastro/astro/pull/2847) [`3b621f7a`](https://github.com/withastro/astro/commit/3b621f7a613b45983b090794fa7c015f23ed6140) Thanks [@tony-sull](https://github.com/tony-sull)! - Adds keywords to the official integrations to support discoverability on Astro's Integrations site