Update react monorepo to v19

Author: renovate[bot]

package.json

@@ -12,14 +12,14 @@
     "@code0-tech/pictor": "^0.3.0",
     "@tabler/icons-react": "^3.34.0",
     "next": "15.4.2",
-    "react": "^18",
-    "react-dom": "^18",
+    "react": "^19.1.1",
+    "react-dom": "^19.1.1",
     "sass": "^1.89.2"
   },
   "devDependencies": {
     "@types/node": "^22.15.33",
-    "@types/react": "^18",
-    "@types/react-dom": "^18",
+    "@types/react": "^19.1.10",
+    "@types/react-dom": "^19.1.7",
     "eslint": "^9.31.0",
     "eslint-config-next": "15.4.2",
     "typescript": "^5.8.3"