Test build on node 15-17

.github/workflows/ci.yml

@@ -13,16 +13,22 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 17
       - run: npm install
       - run: npm run check-format
   build:
     name: Build
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node:
+          - 15.x
+          - 16.x
+          - 17.x
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: ${{ matrix.node }}
       - run: npm install
       - run: npm run build

package.json

@@ -8,13 +8,13 @@
     "Arne Bahlo <[email protected]>"
   ],
   "engines": {
-    "node": ">=14"
+    "node": ">=15"
   },
   "main": "index.js",
   "types": "index.d.ts",
   "scripts": {
     "build": "tsc",
-    "prepublish": "npm run build",
+    "prepare": "npm run build",
     "format": "prettier --write index.ts",
     "check-format": "prettier -c index.ts"
   },