Needs at least node 10.

package.json

@@ -6,6 +6,10 @@
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"
   },
+  "engineStrict": true,
+  "engines": {
+    "node": ">=10"
+  },
   "repository": {
     "type": "git",
     "url": "https://lolg.it/uvo/vestniky.git"