fix(deps): update astro monorepo

This PR contains the following updates:

| Package | Change | [Age](https://docs.renovatebot.com/merge-confidence/) | [Adoption](https://docs.renovatebot.com/merge-confidence/) | [Passing](https://docs.renovatebot.com/merge-confidence/) | [Confidence](https://docs.renovatebot.com/merge-confidence/) |
|---|---|---|---|---|---|
| [@typescript-eslint/parser](https://typescript-eslint.io/packages/parser) ([source](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/parser)) | [`8.56.1` → `8.57.0`](https://renovatebot.com/diffs/npm/@typescript-eslint%2fparser/8.56.1/8.57.0) | ![age](https://developer.mend.io/api/mc/badges/age/npm/@typescript-eslint%2fparser/8.57.0?slim=true) | ![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/@typescript-eslint%2fparser/8.57.0?slim=true) | ![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/@typescript-eslint%2fparser/8.56.1/8.57.0?slim=true) | ![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/@typescript-eslint%2fparser/8.56.1/8.57.0?slim=true) |
| [typescript-eslint](https://typescript-eslint.io/packages/typescript-eslint) ([source](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/typescript-eslint)) | [`8.56.1` → `8.57.0`](https://renovatebot.com/diffs/npm/typescript-eslint/8.56.1/8.57.0) | ![age](https://developer.mend.io/api/mc/badges/age/npm/typescript-eslint/8.57.0?slim=true) | ![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/typescript-eslint/8.57.0?slim=true) | ![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/typescript-eslint/8.56.1/8.57.0?slim=true) | ![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/typescript-eslint/8.56.1/8.57.0?slim=true) |

---

### Release Notes

<details>
<summary>typescript-eslint/typescript-eslint (@&#8203;typescript-eslint/parser)</summary>

### [`v8.57.0`](https://github.com/typescript-eslint/typescript-eslint/blob/HEAD/packages/parser/CHANGELOG.md#8570-2026-03-09)

[Compare Source](https://github.com/typescript-eslint/typescript-eslint/compare/v8.56.1...v8.57.0)

This was a version bump only for parser to align it with other projects, there were no code changes.

See [GitHub Releases](https://github.com/typescript-eslint/typescript-eslint/releases/tag/v8.57.0) for more information.

You can read about our [versioning strategy](https://typescript-eslint.io/users/versioning) and [releases](https://typescript-eslint.io/users/releases) on our website.

</details>

<details>
<summary>typescript-eslint/typescript-eslint (typescript-eslint)</summary>

### [`v8.57.0`](https://github.com/typescript-eslint/typescript-eslint/blob/HEAD/packages/typescript-eslint/CHANGELOG.md#8570-2026-03-09)

[Compare Source](https://github.com/typescript-eslint/typescript-eslint/compare/v8.56.1...v8.57.0)

This was a version bump only for typescript-eslint to align it with other projects, there were no code changes.

See [GitHub Releases](https://github.com/typescript-eslint/typescript-eslint/releases/tag/v8.57.0) for more information.

You can read about our [versioning strategy](https://typescript-eslint.io/users/versioning) and [releases](https://typescript-eslint.io/users/releases) on our website.

</details>

---

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🔕 **Ignore**: Close this PR and you won't be reminded about these updates again.

---

 - [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check this box

---

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Reviewed-on: #184
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Co-committed-by: Renovate Bot <renovate-bot@alexlebens.net>

package.json

@@ -12,12 +12,12 @@
     "astro": "astro"
   },
   "dependencies": {
-    "@astrojs/mdx": "^4.3.13",
+    "@astrojs/mdx": "^5.0.0",
-    "@astrojs/node": "^9.5.4",
+    "@astrojs/node": "^10.0.0",
     "@astrojs/starlight": "^0.37.6",
     "@tailwindcss/postcss": "^4.2.1",
     "@tailwindcss/vite": "^4.2.1",
-    "astro": "^5.18.0",
+    "astro": "^6.0.0",
     "motion": "^12.34.3",
     "sanitize-html": "^2.17.1",
     "sharp": "^0.34.5",