Bump the npm-development group across 1 directory with 4 updates

Bumps the npm-development group with 4 updates in the /client directory: [@playwright/test](https://github.com/microsoft/playwright), [autoprefixer](https://github.com/postcss/autoprefixer), [postcss](https://github.com/postcss/postcss) and [tailwindcss](https://github.com/tailwindlabs/tailwindcss/tree/HEAD/packages/tailwindcss).


Updates `@playwright/test` from 1.57.0 to 1.58.2
- [Release notes](https://github.com/microsoft/playwright/releases)
- [Commits](microsoft/playwright@v1.57.0...v1.58.2)

Updates `autoprefixer` from 10.4.23 to 10.4.27
- [Release notes](https://github.com/postcss/autoprefixer/releases)
- [Changelog](https://github.com/postcss/autoprefixer/blob/main/CHANGELOG.md)
- [Commits](postcss/autoprefixer@10.4.23...10.4.27)

Updates `postcss` from 8.5.6 to 8.5.8
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.5.6...8.5.8)

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: "@playwright/test"
  dependency-version: 1.58.2
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: npm-development
- dependency-name: autoprefixer
  dependency-version: 10.4.27
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: npm-development
- dependency-name: postcss
  dependency-version: 8.5.8
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: npm-development
- dependency-name: tailwindcss
  dependency-version: 4.2.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: npm-development
...

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

Author: dependabot[bot]

client/package-lock.json

@@ -19,10 +19,10 @@
     "typescript": "^5.9.3"
   },
   "devDependencies": {
-    "@playwright/test": "^1.57.0",
+    "@playwright/test": "^1.58.2",
     "@types/node": "^24.9.1",
-    "autoprefixer": "^10.4.23",
-    "postcss": "^8.5.6",
-    "tailwindcss": "^4.1.18"
+    "autoprefixer": "^10.4.27",
+    "postcss": "^8.5.8",
+    "tailwindcss": "^4.2.1"
   }
 }