chore: add deployment CI workflow

Author: github-copilot

.github/workflows/ci-build-deploy.yml

@@ -0,0 +1,72 @@
+name: CI — Test, Build, Push, Deploy
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.10'
+      - name: Install test deps
+        run: python -m pip install --upgrade pip pytest
+      - name: Run tests
+        run: python -m pytest -q samples/book-app-project/tests
+
+  build-and-push:
+    needs: test
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+      id-token: write
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Log in to GHCR
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Build and push image
+        uses: docker/build-push-action@v4
+        with:
+          context: samples/book-app-project
+          file: samples/book-app-project/Dockerfile
+          push: true
+          tags: ghcr.io/${{ github.repository_owner }}/bookkeeper-app:latest
+
+  deploy:
+    needs: build-and-push
+    runs-on: ubuntu-latest
+    if: ${{ secrets.KUBE_CONFIG != '' }}
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install kubectl
+        uses: azure/setup-kubectl@v3
+        with:
+          version: 'latest'
+      - name: Patch Job image to GHCR
+        run: |
+          sed -i "s|image: bookkeeper-app:latest|image: ghcr.io/${{ github.repository_owner }}/bookkeeper-app:latest|" samples/book-app-project/k8s/job-list.yaml
+      - name: Configure kubeconfig
+        run: echo "${{ secrets.KUBE_CONFIG }}" > kubeconfig
+      - name: Apply k8s manifests
+        run: |
+          kubectl --kubeconfig=kubeconfig apply -f samples/book-app-project/k8s/configmap-data.yaml
+          kubectl --kubeconfig=kubeconfig apply -f samples/book-app-project/k8s/job-list.yaml
+      - name: Wait for job completion
+        run: kubectl --kubeconfig=kubeconfig wait --for=condition=complete job/bookkeeper-list-job --timeout=120s || true
+      - name: Fetch job logs
+        run: kubectl --kubeconfig=kubeconfig logs job/bookkeeper-list-job || true