update workflow

.github/workflows/ci.yml

@@ -3,21 +3,25 @@ on: push
 jobs:
   test:
     runs-on: ubuntu-20.04
-    name: Test on Node v16
+    name: Test on Node v18
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v2
+
+    - uses: pnpm/[email protected]
+
 
       - name: Setup Node
         uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 18
+          cache: pnpm
       # - uses: bahmutov/npm-install@v1
-      - run: npm install
-      - run: npm run build
-      - run: npm run test
+      - run: pnpm install
+      - run: pnpm build
+      - run: pnpm run test
 
-      - name: Upload coverage report on Node v16 to coveralls.io...
+      - name: Upload coverage report on Node v18 to coveralls.io...
         uses: coverallsapp/github-action@master
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}