(nuxt) upgrade to nuxt 4

package.json

@@ -36,7 +36,7 @@
         "he-date": "^1.2.2",
         "html2canvas": "^1.4.1",
         "ics": "^3.7.6",
-        "jiti": "^2.4.2",
+        "jiti": "^2.5.1",
         "jose": "^5.9.6",
         "js-base64": "^3.5.2",
         "jsdom": "^26.0.0",
@@ -112,7 +112,7 @@
         "markdown-it-sub": "^2.0.0",
         "markdown-it-sup": "^2.0.0",
         "marked": "^0.7.0",
-        "nuxt": "^3.17.6",
+        "nuxt": "^4.0.3",
         "path-to-regexp": "0.1.12",
         "postcss-rtl": "^2.0.0",
         "qr-code-styling": "1.6.0-rc.1",