Update actions/setup-node action to v6

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [eslint-plugin-astro](https://ota-meshi.github.io/eslint-plugin-astro/) ([source](https://github.com/ota-meshi/eslint-plugin-astro)) | [`1.3.1` -> `1.4.0`](https://renovatebot.com/diffs/npm/eslint-plugin-astro/1.3.1/1.4.0) | [![age](https://developer.mend.io/api/mc/badges/age/npm/eslint-plugin-astro/1.4.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/eslint-plugin-astro/1.4.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/eslint-plugin-astro/1.3.1/1.4.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/eslint-plugin-astro/1.3.1/1.4.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

<details>
<summary>ota-meshi/eslint-plugin-astro (eslint-plugin-astro)</summary>

### [`v1.4.0`](https://github.com/ota-meshi/eslint-plugin-astro/blob/HEAD/CHANGELOG.md#140)

[Compare Source](https://github.com/ota-meshi/eslint-plugin-astro/compare/v1.3.1...v1.4.0)

##### Minor Changes

- [#&#8203;497](https://github.com/ota-meshi/eslint-plugin-astro/pull/497) [`a109899`](a1098991f3) Thanks [@&#8203;jp-knj](https://github.com/jp-knj)! - feat: add `astro/no-unsafe-inline-scripts` rule that disallow unsafe inline scripts

- [#&#8203;469](https://github.com/ota-meshi/eslint-plugin-astro/pull/469) [`15053d9`](15053d999a) Thanks [@&#8203;renovate](https://github.com/apps/renovate)! - fix(deps): update dependency globals to v16

##### Patch Changes

- [#&#8203;499](https://github.com/ota-meshi/eslint-plugin-astro/pull/499) [`bb6a323`](bb6a3233a9) Thanks [@&#8203;ota-meshi](https://github.com/ota-meshi)! - chore: use trusted publishing

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied.

♻ **Rebasing**: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

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

---

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

---

This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0MS4xNTUuNSIsInVwZGF0ZWRJblZlciI6IjQxLjE1NS41IiwidGFyZ2V0QnJhbmNoIjoibWFpbiIsImxhYmVscyI6WyJkZXBlbmRlbmN5Il19-->

Reviewed-on: #67
Co-authored-by: Renovate Bot <renovate-bot@alexlebens.net>
Co-committed-by: Renovate Bot <renovate-bot@alexlebens.net>

.gitea/workflows/test-build.yaml

@@ -22,9 +22,9 @@ jobs:
           version: 10.x
 
       - name: Set up Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
-          node-version: 22.19.0
+          node-version: 22.21.1
           cache: pnpm
 
       - name: Install Dependencies

Dockerfile

@@ -1,5 +1,5 @@
 ARG REGISTRY=docker.io
-FROM ${REGISTRY}/node:22.19.0-alpine3.22 AS base
+FROM ${REGISTRY}/node:22.21.1-alpine3.22 AS base
 
 LABEL version="0.0.2"
 LABEL description="Astro based documentation website"

package.json

@@ -12,13 +12,13 @@
     "astro": "astro"
   },
   "dependencies": {
-    "@astrojs/mdx": "4.3.5",
-    "@astrojs/node": "9.4.3",
+    "@astrojs/mdx": "4.3.9",
+    "@astrojs/node": "9.5.0",
     "@astrojs/starlight": "^0.36.0",
     "@catppuccin/starlight": "1.0.2",
     "@tailwindcss/postcss": "^4.1.13",
     "@tailwindcss/vite": "^4.1.13",
-    "astro": "5.13.9",
+    "astro": "5.15.3",
     "framer-motion": "^12.23.18",
     "sanitize-html": "^2.17.0",
     "sharp": "^0.34.4",
@@ -26,13 +26,13 @@
   },
   "devDependencies": {
     "@tailwindcss/typography": "^0.5.18",
-    "@typescript-eslint/parser": "8.44.1",
-    "eslint": "9.36.0",
+    "@typescript-eslint/parser": "8.46.2",
+    "eslint": "9.38.0",
     "eslint-config-prettier": "10.1.8",
-    "eslint-plugin-astro": "1.3.1",
+    "eslint-plugin-astro": "1.4.0",
     "prettier": "^3.6.2",
     "prettier-plugin-astro": "^0.14.1",
-    "prettier-plugin-tailwindcss": "^0.6.14",
-    "typescript-eslint": "8.44.1"
+    "prettier-plugin-tailwindcss": "^0.7.0",
+    "typescript-eslint": "8.46.2"
   }
 }