docker with legacy buildx action

.github/workflows/ci.yml

@@ -125,3 +125,43 @@ jobs:
           labels: ${{ steps.docker_meta.outputs.labels }}
           build-args: |
             VERSION=${{ github.sha }}
+
+  DockerLegacy:
+    # only publish if tests passed
+    needs: test
+    # secrets are not available for PR from forks, and dependabot PRs, we don't want to build them
+    if: ${{ github.event_name != 'pull_request' && github.actor != 'dependabot[bot]' }}
+    runs-on: ubuntu-latest
+    - name: Login to DockerHub
+      uses: docker/login-action@v3
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+    - name: Docker meta
+      id: docker_meta
+      uses: docker/[email protected]
+      with:
+        images: ghcr.io/c2corg/v6_api
+        flavor: |
+          latest=auto
+          prefix=
+          suffix=-legacy,onlatest=true
+        tags: |
+          type=semver,pattern={{version}}
+    - name: Checkout repository
+      uses: actions/[email protected]
+    - run: git archive --format=tar --output project.tar "$GITHUB_SHA"
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+      with:
+        version: v0.9.1 # use pre 10 version of buildx
+    - name: Publish the docker image
+      uses: docker/build-push-action@v5
+      with:
+        context: .
+        push: ${{ github.event_name != 'pull_request' }}
+        tags: ${{ steps.docker_meta.outputs.tags }}
+        labels: ${{ steps.docker_meta.outputs.labels }}
+        build-args: |
+          VERSION=${{ github.sha }}