add node version check

Author: jonesmac

package.json

@@ -21,7 +21,8 @@
   "sideEffects": false,
   "type": "module",
   "scripts": {
-    "build": "vite build --mode production",
+    "check-node-version": "node ./scripts/check-node-version.mjs",
+    "build": "npm run check-node-version && vite build --mode production",
     "lint": "eslint",
     "package-build": "npm run build",
     "serve": "npm run build && npx serve ./build",

scripts/check-node-version.mjs

@@ -0,0 +1,39 @@
+#!/usr/bin/env node
+
+import fs from 'node:fs'
+import path from 'node:path'
+import { fileURLToPath } from 'node:url'
+import semver from 'semver'
+
+const __dirname = path.dirname(fileURLToPath(import.meta.url))
+
+// Step 1: Read package.json
+const packageJsonPath = path.resolve(__dirname, '../package.json')
+
+let packageJson
+try {
+  const raw = fs.readFileSync(packageJsonPath, 'utf-8')
+  packageJson = JSON.parse(raw)
+} catch (err) {
+  console.error('❌ Failed to read package.json:', err.message)
+  process.exit(1)
+}
+
+// Step 2: Extract engines.node
+const requiredNode = packageJson.engines?.node
+
+if (!requiredNode) {
+  console.warn('⚠️ No "engines.node" field found in package.json.')
+  process.exit(0) // No check needed
+}
+
+// Step 3: Check current version
+const currentVersion = process.versions.node
+
+if (semver.satisfies(currentVersion, requiredNode)) {
+  console.log(`✅ Node.js ${currentVersion} satisfies "${requiredNode}".`)
+  process.exit(0)
+} else {
+  console.error(`❌ Node.js ${currentVersion} does NOT satisfy "engines.node": "${requiredNode}".`)
+  process.exit(1)
+}