diff --git a/.github/workflows/github-actions-demo.yml b/.github/workflows/github-actions-demo.yml
index 15a61d6..7519660 100644
--- a/.github/workflows/github-actions-demo.yml
+++ b/.github/workflows/github-actions-demo.yml
@@ -1,18 +1,36 @@
 name: GitHub Actions Demo
 run-name: ${{ github.actor }} is testing out GitHub Actions 🚀
 on: [push]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  actions: write #  to cancel/stop running workflows (styfle/cancel-workflow-action)
+  contents: read #  to fetch code (actions/checkout)
+
 jobs:
-  Explore-GitHub-Actions:
+  main:
+    strategy:
+      fail-fast: false
+      matrix:
+        node: [18, 20]
     runs-on: ubuntu-latest
     steps:
-      - run: echo "🎉 The job was automatically triggered by a ${{ github.event_name }} event."
-      - run: echo "🐧 This job is now running on a ${{ runner.os }} server hosted by GitHub!"
-      - run: echo "🔎 The name of your branch is ${{ github.ref }} and your repository is ${{ github.repository }}."
-      - name: Check out repository code
+      - name: ⬇️ Checkout repo
         uses: actions/checkout@v4
-      - run: echo "💡 The ${{ github.repository }} repository has been cloned to the runner."
-      - run: echo "🖥️ The workflow is now ready to test your code on the runner."
-      - name: List files in the repository
-        run: |
-          ls ${{ github.workspace }}
-      - run: echo "🍏 This job's status is ${{ job.status }}."
+
+      - name: ⎔ Setup node
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node }}
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: ▶️ Run build
+        run: npm run build
+
+      - name: ▶️ Run test
+        run: npm run test