Update scala.yml

Author: kazievab

.github/workflows/scala.yml

@@ -6,12 +6,20 @@ jobs:
   build:
 
     runs-on: ubuntu-latest
+    
+    strategy:
+      matrix:
+        node-version: [8.x, 10.x, 12.x]
 
     steps:
     - uses: actions/checkout@v2
     - name: Set up JDK 1.8
       uses: actions/setup-java@v1
       with:
         java-version: 1.8
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}  
     - name: Run tests
       run: sbt test