deps(npm): bump the react group in /app with 2 updates (#530)

Bumps the react group in /app with 2 updates:
[react](https://github.com/facebook/react/tree/HEAD/packages/react) and
[react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom).

Updates `react` from 19.2.0 to 19.2.1
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/facebook/react/releases">react's
releases</a>.</em></p>
<blockquote>
<h2>19.2.1 (December 3rd, 2025)</h2>
<h2>React Server Components</h2>
<ul>
<li>Bring React Server Component fixes to Server Actions (<a
href="https://github.com/sebmarkbage"><code>@​sebmarkbage</code></a> <a
href="https://redirect.github.com/facebook/react/pull/35277">#35277</a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/facebook/react/blob/main/CHANGELOG.md">react's
changelog</a>.</em></p>
<blockquote>
<h2>19.2.1 (Dec 3, 2025)</h2>
<h3>React Server Components</h3>
<ul>
<li>Bring React Server Component fixes to Server Actions (<a
href="https://github.com/sebmarkbage"><code>@​sebmarkbage</code></a> <a
href="https://redirect.github.com/facebook/react/pull/35277">#35277</a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/facebook/react/commit/053df4e8561ef4caecef31c330f4178ac25e255b"><code>053df4e</code></a>
Version 19.2.1</li>
<li>See full diff in <a
href="https://github.com/facebook/react/commits/v19.2.1/packages/react">compare
view</a></li>
</ul>
</details>
<br />

Updates `react-dom` from 19.2.0 to 19.2.1
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/facebook/react/releases">react-dom's
releases</a>.</em></p>
<blockquote>
<h2>19.2.1 (December 3rd, 2025)</h2>
<h2>React Server Components</h2>
<ul>
<li>Bring React Server Component fixes to Server Actions (<a
href="https://github.com/sebmarkbage"><code>@​sebmarkbage</code></a> <a
href="https://redirect.github.com/facebook/react/pull/35277">#35277</a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/facebook/react/blob/main/CHANGELOG.md">react-dom's
changelog</a>.</em></p>
<blockquote>
<h2>19.2.1 (Dec 3, 2025)</h2>
<h3>React Server Components</h3>
<ul>
<li>Bring React Server Component fixes to Server Actions (<a
href="https://github.com/sebmarkbage"><code>@​sebmarkbage</code></a> <a
href="https://redirect.github.com/facebook/react/pull/35277">#35277</a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/facebook/react/commit/053df4e8561ef4caecef31c330f4178ac25e255b"><code>053df4e</code></a>
Version 19.2.1</li>
<li>See full diff in <a
href="https://github.com/facebook/react/commits/v19.2.1/packages/react-dom">compare
view</a></li>
</ul>
</details>
<br />


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</details>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Markus Neusinger <2921697+MarkusNeusinger@users.noreply.github.com>

Author: dependabot[bot]

app/package.json

@@ -21,8 +21,8 @@
     "@fontsource/inter": "^5.2.8",
     "@mui/icons-material": "^7.3.5",
     "@mui/material": "^7.3.1",
-    "react": "^19.1.1",
-    "react-dom": "^19.1.1"
+    "react": "^19.2.1",
+    "react-dom": "^19.2.1"
   },
   "devDependencies": {
     "@types/react": "^19.2.7",

app/yarn.lock

@@ -930,10 +930,10 @@ prop-types@^15.6.2, prop-types@^15.8.1:
     object-assign "^4.1.1"
     react-is "^16.13.1"
 
-react-dom@^19.1.1:
-  version "19.2.0"
-  resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-19.2.0.tgz#00ed1e959c365e9a9d48f8918377465466ec3af8"
-  integrity sha512-UlbRu4cAiGaIewkPyiRGJk0imDN2T3JjieT6spoL2UeSf5od4n5LB/mQ4ejmxhCFT1tYe8IvaFulzynWovsEFQ==
+react-dom@^19.2.1:
+  version "19.2.1"
+  resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-19.2.1.tgz#ce3527560bda4f997e47d10dab754825b3061f59"
+  integrity sha512-ibrK8llX2a4eOskq1mXKu/TGZj9qzomO+sNfO98M6d9zIPOEhlBkMkBUBLd1vgS0gQsLDBzA+8jJBVXDnfHmJg==
   dependencies:
     scheduler "^0.27.0"
 
@@ -957,10 +957,10 @@ react-transition-group@^4.4.5:
     loose-envify "^1.4.0"
     prop-types "^15.6.2"
 
-react@^19.1.1:
-  version "19.2.0"
-  resolved "https://registry.yarnpkg.com/react/-/react-19.2.0.tgz#d33dd1721698f4376ae57a54098cb47fc75d93a5"
-  integrity sha512-tmbWg6W31tQLeB5cdIBOicJDJRR2KzXsV7uSK9iNfLWQ5bIZfxuPEHp7M8wiHyHnn0DD1i7w3Zmin0FtkrwoCQ==
+react@^19.2.1:
+  version "19.2.1"
+  resolved "https://registry.yarnpkg.com/react/-/react-19.2.1.tgz#8600fa205e58e2e807f6ef431c9f6492591a2700"
+  integrity sha512-DGrYcCWK7tvYMnWh79yrPHt+vdx9tY+1gPZa7nJQtO/p8bLTDaHp4dzwEhQB7pZ4Xe3ok4XKuEPrVuc+wlpkmw==
 
 resolve-from@^4.0.0:
   version "4.0.0"