Deploy automatically

.github/workflows/deploy.yml

@@ -0,0 +1,57 @@
+name: Build app and update Docker image
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set variables
+        id: vars
+        run: |
+          echo "::set-output name=sha_short::$(git rev-parse --short HEAD)"
+          echo "::set-output name=docker_image::ghcr.io/netwerk-digitaal-erfgoed/sabio-backend"
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+        with:
+          # See https://github.com/docker/build-push-action/issues/126.
+          driver-opts: image=moby/buildkit:master
+
+      - name: Log in to Docker registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.CONTAINER_REGISTRY_TOKEN }}
+
+      - name: Build and push image to registry
+        uses: docker/build-push-action@v5
+        with:
+          context: docker/
+          push: true
+          tags: |
+            ${{ steps.vars.outputs.docker_image }}:${{ steps.vars.outputs.sha_short }}
+            ${{ steps.vars.outputs.docker_image }}:latest
+
+      - uses: digitalocean/action-doctl@v2
+        with:
+          token: ${{ secrets.DIGITALOCEAN_ACCESS_TOKEN }}
+
+      - name: Store DigitalOcean credentials
+        run: doctl kubernetes cluster kubeconfig save nde
+
+      # See https://kubernetes.io/docs/concepts/workloads/controllers/deployment/#updating-a-deployment
+      - name: Update deployment
+        run: |
+          kubectl set image deployment/sabio-backend app=${{ steps.vars.outputs.docker_image }}:${{ steps.vars.outputs.sha_short }} --record
+
+      - name: Verify deployment
+        run: |
+          kubectl rollout status deployment/sabio-backend