chore: next.js 15.4

Author: bjohansebas

apps/site/package.json

@@ -6,7 +6,7 @@
     "build": "node --run build:default -- --turbo",
     "build:blog-data": "cross-env NODE_NO_WARNINGS=1 node ./scripts/blog-data/generate.mjs",
     "build:blog-data:watch": "node --watch --watch-path=pages/en/blog ./scripts/blog-data/generate.mjs",
-    "build:default": "cross-env NODE_NO_WARNINGS=1 next build",
+    "build:default": "cross-env NODE_NO_WARNINGS=1 next build --turbo",
     "cloudflare:build:worker": "opennextjs-cloudflare build",
     "cloudflare:deploy": "wrangler deploy",
     "cloudflare:preview": "wrangler dev",
@@ -58,7 +58,7 @@
     "github-slugger": "~2.0.0",
     "glob": "~11.0.1",
     "gray-matter": "~4.0.3",
-    "next": "15.3.4",
+    "next": "15.4.1",
     "next-intl": "~4.3.4",
     "next-themes": "~0.4.6",
     "postcss-calc": "~10.1.1",