Only build ARM version of the BE (#4172)

Author: marcoacierno

.github/workflows/deploy.yml

@@ -123,84 +123,6 @@ jobs:
           build-args: |
             PRETIX_IMAGE=${{ secrets.AWS_ACCOUNT_ID }}.dkr.ecr.eu-central-1.amazonaws.com/pythonit/pretix:pretix-base-${{ steps.git.outputs.githash }}
 
-  build-and-push-service:
-    runs-on: ubuntu-latest
-    permissions:
-      packages: write
-      contents: read
-
-    strategy:
-      fail-fast: false
-      matrix:
-        service:
-          - name: pycon-backend
-            dir: backend
-
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          ref: ${{ github.ref }}
-          fetch-depth: 0
-      - name: Configure AWS credentials
-        uses: aws-actions/configure-aws-credentials@v4
-        with:
-          aws-access-key-id: ${{ secrets.aws_access_key_id }}
-          aws-secret-access-key: ${{ secrets.aws_secret_access_key }}
-          aws-region: eu-central-1
-      - name: Get service githash
-        id: git
-        run: |
-          hash=$(git rev-list -1 HEAD -- ${{ matrix.service.dir }})
-          echo "githash=$hash" >> $GITHUB_OUTPUT
-      - name: Check if commit is already on ECR
-        id: image
-        run: |
-          set +e
-          aws ecr describe-images --repository-name=pythonit/${{ matrix.service.name }} --image-ids=imageTag=${{ steps.git.outputs.githash }}
-          if [[ $? == 0 ]]; then
-            echo "image_exists=1" >> $GITHUB_OUTPUT
-          else
-            echo "image_exists=0" >> $GITHUB_OUTPUT
-          fi
-      - name: Set up QEMU dependency
-        if: ${{ steps.image.outputs.image_exists == 0 }}
-        uses: docker/setup-qemu-action@v3
-      - name: Login to GitHub Packages
-        if: ${{ steps.image.outputs.image_exists == 0 }}
-        uses: docker/login-action@v3
-        with:
-          registry: ghcr.io
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
-      - name: Login to Amazon ECR
-        if: ${{ steps.image.outputs.image_exists == 0 }}
-        uses: aws-actions/amazon-ecr-login@v2
-      - name: Set up Docker Buildx
-        id: buildx
-        if: ${{ steps.image.outputs.image_exists == 0 }}
-        uses: docker/setup-buildx-action@v3
-      - name: Cache Docker layers
-        if: ${{ steps.image.outputs.image_exists == 0 }}
-        uses: actions/cache@v4
-        with:
-          path: /tmp/.buildx-cache
-          key: ${{ runner.os }}-buildx-${{ matrix.service.name }}
-      - name: Build and push
-        if: ${{ steps.image.outputs.image_exists == 0 }}
-        uses: docker/build-push-action@v6
-        with:
-          context: ./${{ matrix.service.dir }}
-          file: ./${{ matrix.service.dir }}/Dockerfile
-          builder: ${{ steps.buildx.outputs.name }}
-          provenance: false
-          push: true
-          tags: |
-            ${{ secrets.AWS_ACCOUNT_ID }}.dkr.ecr.eu-central-1.amazonaws.com/pythonit/${{ matrix.service.name }}:${{ steps.git.outputs.githash }}
-            ghcr.io/pythonitalia/pycon/${{ matrix.service.name }}:${{ steps.git.outputs.githash }}
-          cache-from: type=local,src=/tmp/.buildx-cache
-          cache-to: type=local,dest=/tmp/.buildx-cache
-          platforms: linux/amd64
-
   build-and-push-arm-service:
     runs-on: [self-hosted]
     permissions:
@@ -274,7 +196,7 @@ jobs:
 
   terraform:
     runs-on: ubuntu-latest
-    needs: [build-and-push-service, build-and-push-arm-service, build-pretix, create-db]
+    needs: [build-and-push-arm-service, build-pretix, create-db]
     environment:
       name: ${{ fromJSON('["pastaporto", "production"]')[github.ref == 'refs/heads/main'] }}
     defaults: