Add workflow

.github/workflows/push_main.yaml

@@ -0,0 +1,49 @@
+on:
+  push:
+    branches:
+      - "main"
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        name: Checkout
+      - uses: actions/setup-node@v4
+        name: Setup Node
+      - run: npm install --include-dev
+        name: Install dependencies
+      - run: npm run test
+        name: Run unit tests
+
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        name: Checkout
+      - uses: actions/setup-node@v4
+        name: Setup Node.js
+        with:
+          node_version: 20
+      - run: npm ci
+        name: Install dependencies
+      - run: npm run build
+        name: Build code
+
+  build_image:
+    runs-on: ubuntu-latest
+    needs: ['build', 'test']
+    steps:
+      - uses: actions/checkout@v4
+        name: Checkout
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ghcr.io/openlab-aux/infopanel-client:latest