feat: set minimum node version to 18

fixes #2415

Author: tripodsan

.husky/pre-commit

@@ -1,4 +1 @@
-#!/bin/sh
-. "$(dirname "$0")/_/husky.sh"
-
 npx lint-staged

package.json

@@ -15,7 +15,7 @@
     "lint": "eslint .",
     "semantic-release": "semantic-release",
     "semantic-release-dry": "semantic-release --dry-run --branches $CI_BRANCH",
-    "prepare": "husky install"
+    "prepare": "husky"
   },
   "mocha": {
     "require": "test/setup-env.js",
@@ -35,7 +35,7 @@
   },
   "homepage": "https://github.com/adobe/helix-cli#readme",
   "engines": {
-    "node": ">=14"
+    "node": ">=18"
   },
   "dependencies": {
     "@adobe/fetch": "4.1.8",

test/cli.test.js

@@ -94,7 +94,10 @@ describe('hlx command line', () => {
       '10.0.0', 0,
       '11.1.0', 0,
       '12.20.1', 0,
-      '14.15.4', 1,
+      '14.15.4', 0,
+      '16.0.4', 0,
+      '18.3.1', 1,
+      '20.17.0', 1,
     ];
     for (let i = 0; i < testVersions.length; i += 2) {
       let out = '';