Fix failing builds by using pnpm

Author: switz

.github/workflows/node.js.yml

@@ -16,16 +16,16 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [18.x, 20.x]
+        node-version: [20.x, 22.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps:
     - uses: actions/checkout@v2
     - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v2
+      uses: actions/setup-node@v4
       with:
         node-version: ${{ matrix.node-version }}
-        cache: 'yarn'
-    - run: yarn install
+        cache: 'pnpm'
+    - run: pnpm install
     - run: npm run bands
     - run: npm run build