fix(deps): update react monorepo to v19

Author: renovate[bot]

package.json

@@ -56,9 +56,9 @@
     "playwright": "^1.58.2",
     "prop-types": "^15.8.1",
     "puppeteer": "^24.15.0",
-    "react": "^18.2.0",
+    "react": "^19.0.0",
     "react-country-flag": "^3.1.0",
-    "react-dom": "^18.2.0",
+    "react-dom": "^19.0.0",
     "react-icons": "^5.5.0",
     "react-select": "^5.8.1",
     "resend": "^4.6.0",
@@ -67,8 +67,8 @@
   },
   "devDependencies": {
     "@types/node": "^20",
-    "@types/react": "^18",
-    "@types/react-dom": "^18",
+    "@types/react": "^19.0.0",
+    "@types/react-dom": "^19.0.0",
     "@vercel/fun": "^1.1.1",
     "@vercel/node": "^3.2.23",
     "@vercel/redwood": "^2.1.8",