chore(deps): bump react-dom and @types/react-dom in /app

Bumps [react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom) and [@types/react-dom](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react-dom). These dependencies needed to be updated together.

Updates `react-dom` from 18.3.1 to 19.2.4
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v19.2.4/packages/react-dom)

Updates `@types/react-dom` from 18.3.7 to 19.2.3
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react-dom)

---
updated-dependencies:
- dependency-name: react-dom
  dependency-version: 19.2.4
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: "@types/react-dom"
  dependency-version: 19.2.3
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

app/package-lock.json

@@ -54,7 +54,7 @@
     "preact": "^10.28.4",
     "react": "^18.3.1",
     "react-day-picker": "^8.10.1",
-    "react-dom": "^18.3.1",
+    "react-dom": "^19.2.4",
     "react-hook-form": "^7.71.2",
     "react-resizable-panels": "^2.1.9",
     "react-router-dom": "^7.13.1",
@@ -70,7 +70,7 @@
     "@tailwindcss/typography": "^0.5.16",
     "@types/node": "^22.16.5",
     "@types/react": "^18.3.23",
-    "@types/react-dom": "^18.3.7",
+    "@types/react-dom": "^19.2.3",
     "@vitejs/plugin-react-swc": "^3.11.0",
     "autoprefixer": "^10.4.27",
     "eslint": "^9.32.0",