chore(deps-dev): bump @types /node from 26.3.0 to 26.6.1 in /frontend

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 26.3.0 to 26.6.1.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

---
updated-dependencies:
- dependency-name: "@types/node"
dependency-version: 26.6.1
dependency-type: direct:development
update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

frontend/package-lock.json

@@ -20,7 +20,7 @@
         "tailwindcss": "^4.3.1"
       },
       "devDependencies": {
-        "@types/node": "^26.3.0",
+        "@types/node": "^26.6.1",
         "@types/react": "^19.3.0",
         "@types/react-dom": "^19.2.4",
         "@vitejs/plugin-react": "^6.1.1",
@@ -1130,13 +1130,13 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "26.3.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.3.0.tgz",
-      "integrity": "sha512-L3fgrnchriRC2ExBflb8j4uZZURHZfQsmQeyVzhjcHW4kkwVyo8/0h1B2MVzMTrYUJYu6G7EWs14hW/L9putqw==",
+      "version": "26.6.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.6.1.tgz",
+      "integrity": "sha512-VqGJBMCtdhqkBUCcBLvywI0NJ+KLuVzgNnlBUNFOQjqVxzo2lxLUNg1DSey8+u2u6ktswSAxg+s68QLzWHNOuA==",
       "devOptional": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~8.3.0"
+        "undici-types": "~8.9.0"
       }
     },
     "node_modules/@types/react": {
@@ -2406,9 +2406,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "8.3.0",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
-      "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
+      "version": "8.9.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.9.0.tgz",
+      "integrity": "sha512-KTDyRTYX8sWmKXAikPHHSyc63CRPETMctyjKFupcC6OBLXT3xsN0e9aF7m+mIXutFWpUXuedtowG7iLOzp0kQg==",
       "devOptional": true,
       "license": "MIT"
     },

frontend/package.json

@@ -22,7 +22,7 @@
     "tailwindcss": "^4.3.1"
   },
   "devDependencies": {
-    "@types/node": "^26.3.0",
+    "@types/node": "^26.6.1",
     "@types/react": "^19.3.0",
     "@types/react-dom": "^19.2.4",
     "@vitejs/plugin-react": "^6.1.1",