fix(deps): update react monorepo to v19 (major)

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
react (source)	^18.2.0 -> ^19.0.0
react-dom (source)	^18.2.0 -> ^19.0.0

---

Release Notes

facebook/react (react)

v19.0.0

Compare Source

facebook/react (react-dom)

v19.0.0

Compare Source

---

Configuration

📅 Schedule: Branch creation - "* 0-3 * * 1" (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• [ ] If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[netlify[bot]]

✅ Deploy Preview for bejamas-nextjs-blog ready!

Name	Link
🔨 Latest commit	0caae803a9ae1f6369cf8fc2bbf99f8a896f7280
🔍 Latest deploy log	https://app.netlify.com/projects/bejamas-nextjs-blog/deploys/6912253a856627000898a829
😎 Deploy Preview	https://deploy-preview-278--bejamas-nextjs-blog.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify project configuration.