chore(deps): bump react-dom and @types/react-dom (#37)

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

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 19.2.5
- [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/v19.2.5/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: 19.2.5
  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>

* chore(deps): upgrade react to v19 to match react-dom

- Updated react from ^18.2.0 to ^19.2.5 to match react-dom upgrade
- Updated @types/react from ^18 to ^19 to match @types/react-dom
- Resolved peer dependency conflict causing build failures
- Verified successful build with npm run build

Co-authored-by: Amanda Nelson <jobs@amanda-nelson.com>

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Amanda Nelson <jobs@amanda-nelson.com>

Author: 3 people

package-lock.json

@@ -21,8 +21,8 @@
     "gray-matter": "^4.0.3",
     "next": "^16.2.3",
     "next-mdx-remote": "^6.0.0",
-    "react": "^18.2.0",
-    "react-dom": "^18.2.0",
+    "react": "^19.2.5",
+    "react-dom": "^19.2.5",
     "sharp": "^0.34.1",
     "stripe": "^22.0.1",
     "tailwind-merge": "^3.5.0"
@@ -31,8 +31,8 @@
     "@tailwindcss/typography": "^0.5.16",
     "@types/jest": "^30.0.0",
     "@types/node": "^20",
-    "@types/react": "^18",
-    "@types/react-dom": "^18",
+    "@types/react": "^19",
+    "@types/react-dom": "^19",
     "@typescript-eslint/eslint-plugin": "^8.58.1",
     "@typescript-eslint/parser": "^8.58.1",
     "autoprefixer": "^10.4.21",