fix Node typings for TypeScript checks

package.json

@@ -36,6 +36,7 @@
   },
   "packageManager": "yarn@4.9.4",
   "devDependencies": {
+    "@types/node": "^26.1.2",
     "tsx": "^4.21.0",
     "typescript": "^5.9.3",
     "vitest": "^4.1.10",

yarn.lock

@@ -3185,6 +3185,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/node@npm:^26.1.2":
+  version: 26.1.2
+  resolution: "@types/node@npm:26.1.2"
+  dependencies:
+    undici-types: "npm:~8.3.0"
+  checksum: 10c0/a45503222c7db8f374afd5c9381db63dd95b6b1f703abea0890dd3d4a09eeb41da489e08a1a45baf18fe89fb77fbf310ff2789f680c490b04dafc41a60800a86
+  languageName: node
+  linkType: hard
+
 "@types/resolve@npm:1.20.2":
   version: 1.20.2
   resolution: "@types/resolve@npm:1.20.2"
@@ -8260,6 +8269,7 @@ __metadata:
     "@nuxt/image": "npm:^2.0.0"
     "@nuxtjs/tailwindcss": "npm:^6.14.0"
     "@pinia/nuxt": "npm:^0.11.3"
+    "@types/node": "npm:^26.1.2"
     modern-screenshot: "npm:^4.7.0"
     nodemailer: "npm:^8.0.1"
     nuxt: "npm:^4.3.1"
@@ -10638,6 +10648,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"undici-types@npm:~8.3.0":
+  version: 8.3.0
+  resolution: "undici-types@npm:8.3.0"
+  checksum: 10c0/c8aa7e2fbebfce519654dafadc0ece59be888d2ccaf180fb4495da875e7b536d2456345c384069c7e6f3e9c9ab7435f074957da306f142343eee86ff8048855a
+  languageName: node
+  linkType: hard
+
 "unenv@npm:^2.0.0-rc.24":
   version: 2.0.0-rc.24
   resolution: "unenv@npm:2.0.0-rc.24"