Create matrix.yaml

Signed-off-by: Erçetin Güler <ercetinguler@hotmail.com>

matrix.yaml

@@ -0,0 +1,19 @@
+name: Test matrix
+on: push
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest]
+        node: [14, 16]
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node }}
+      - name: Install dependencies
+        run: npm ci
+      - name: Run tests
+        run: npm test