feat: add Node.js setup step to build workflow

Author: dlidstrom

.github/workflows/build.yml

@@ -52,6 +52,10 @@ jobs:
         with:
           dotnet-version: '9.0.x'
 
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+
       - name: Setup tools
         run: |
           npm install -g bats