Update Node.js to v26

playground/package.json

@@ -30,7 +30,7 @@
     "styled-components": "^6.0.0"
   },
   "devDependencies": {
-    "@types/node": "^24.0.0",
+    "@types/node": "^26.0.0",
     "@types/react": "^18",
     "@types/react-dom": "^18",
     "jest": "^30.0.0",
@@ -38,7 +38,7 @@
     "typescript": "^5"
   },
   "engines": {
-    "node": ">=20.0.0 <=24.x.x",
+    "node": ">=20.0.0 <=26.13.0",
     "npm": ">=6.0.0"
   },
   "strapi": {