chore(deps): bump the dependencies group across 1 directory with 4 updates

Bumps the dependencies group with 4 updates in the / directory: [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro), [tailwind-merge](https://github.com/dcastil/tailwind-merge), [@tailwindcss/vite](https://github.com/tailwindlabs/tailwindcss/tree/HEAD/packages/@tailwindcss-vite) and [tailwindcss](https://github.com/tailwindlabs/tailwindcss/tree/HEAD/packages/tailwindcss).


Updates `astro` from 5.16.14 to 5.17.3
- [Release notes](https://github.com/withastro/astro/releases)
- [Changelog](https://github.com/withastro/astro/blob/astro@5.17.3/packages/astro/CHANGELOG.md)
- [Commits](https://github.com/withastro/astro/commits/astro@5.17.3/packages/astro)

Updates `tailwind-merge` from 3.4.0 to 3.5.0
- [Release notes](https://github.com/dcastil/tailwind-merge/releases)
- [Commits](dcastil/tailwind-merge@v3.4.0...v3.5.0)

Updates `@tailwindcss/vite` from 4.1.18 to 4.2.1
- [Release notes](https://github.com/tailwindlabs/tailwindcss/releases)
- [Changelog](https://github.com/tailwindlabs/tailwindcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/tailwindlabs/tailwindcss/commits/v4.2.1/packages/@tailwindcss-vite)

Updates `tailwindcss` from 4.1.18 to 4.2.1
- [Release notes](https://github.com/tailwindlabs/tailwindcss/releases)
- [Changelog](https://github.com/tailwindlabs/tailwindcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/tailwindlabs/tailwindcss/commits/v4.2.1/packages/tailwindcss)

---
updated-dependencies:
- dependency-name: astro
  dependency-version: 5.17.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: tailwind-merge
  dependency-version: 3.5.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: "@tailwindcss/vite"
  dependency-version: 4.2.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: tailwindcss
  dependency-version: 4.2.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -20,19 +20,19 @@
     "@astrojs/sitemap": "^3.7.0",
     "@fontsource/work-sans": "^5.0.18",
     "@radix-ui/colors": "^3.0.0",
-    "astro": "^5.16.14",
+    "astro": "^5.18.0",
     "chart.js": "^4.5.1",
     "clsx": "^2.1.0",
-    "tailwind-merge": "^3.4.0",
+    "tailwind-merge": "^3.5.0",
     "typescript": "^5.9.3"
   },
   "devDependencies": {
     "@myriaddreamin/typst-ts-node-compiler": "0.7.0-rc2",
     "@tailwindcss/typography": "^0.5.19",
-    "@tailwindcss/vite": "^4.1.18",
+    "@tailwindcss/vite": "^4.2.1",
     "prettier": "^3.8.1",
     "prettier-plugin-astro": "^0.14.1",
     "prettier-plugin-tailwindcss": "^0.7.2",
-    "tailwindcss": "^4.1.18"
+    "tailwindcss": "^4.2.1"
   }
 }