♻️(ci) reuse amd64 to build arm64 image when possible

Building twice the image take lof of time. In soma cases, building the
arm64 image using the artifacts build in the amd64 and thant can be
reused should speed up the build of the arm64 image.

.github/workflows/docker-publish.yml

@@ -12,6 +12,10 @@ description: Build and push a container image based on the input arguments provi
         type: string
         required: true
         description: The path to the context to start `docker build` into.
+      file:
+        type: string
+        required: true
+        description: The path to the Dockerfile
       target:
         type: string
         required: false
@@ -72,20 +76,23 @@ jobs:
             echo "amd64_first=$FIRST_AMD64_TAG"
           } >> "$GITHUB_OUTPUT"
       # - name: Run trivy scan
-      #   if: vars.TRIVY_SCAN_ENABLED
+      #   if: ${{ vars.TRIVY_SCAN_ENABLED }} == 'true'
       #   uses: numerique-gouv/action-trivy-cache@main
       #   with:
-      #     docker-build-args: "--target backend-production -f Dockerfile"
+      #     docker-build-args: "--target ${{ inputs.target }} -f ${{ inputs.file }}"
       #     docker-image-name: "docker.io/${{ inputs.image_name }}:${{ github.sha }}"
       #     trivyignores: ./.github/.trivyignore
       - name: Build and push (amd64)
+        if: ${{ inputs.should_push }}||${{ vars.TRIVY_SCAN_ENABLED }} != 'true'
         uses: docker/build-push-action@v6
         with:
           context: ${{ inputs.context }}
+          file: ${{ inputs.file }}
           target: ${{ inputs.target }}
           platforms: linux/amd64
           build-args: |
             DOCKER_USER=${{ inputs.docker_user }}
+            PUBLISH_AS_MIT=false
           push: ${{ inputs.should_push }}
           provenance: false
           tags: ${{ steps.platform-tags.outputs.amd64 }}
@@ -95,10 +102,12 @@ jobs:
         uses: docker/build-push-action@v6
         with:
           context: ${{ inputs.context }}
+          file: ${{ inputs.file }}
           target: ${{ inputs.target }}
           platforms: linux/arm64
           build-args: |
             DOCKER_USER=${{ inputs.docker_user }}
+            PUBLISH_AS_MIT=false
             ${{ inputs.arm64_reuse_amd64_build_arg && format('{0}={1}', inputs.arm64_reuse_amd64_build_arg, steps.platform-tags.outputs.amd64_first) || '' }}
           push: ${{ inputs.should_push }}
           provenance: false