enable signing

.github/workflows/ghcr.yml

@@ -93,17 +93,17 @@ jobs:
           platforms: ${{ matrix.platform }}
           build-args: AUTO_UPGRADE=${AUTO_UPGRADE} \
 
-      # # Sign the resulting Docker image digest except on PRs.
-      # # This will only write to the public Rekor transparency log when the Docker
-      # # repository is public to avoid leaking data.  If you would like to publish
-      # # transparency data even for private images, pass --force to cosign below.
-      # # https://github.com/sigstore/cosign
-      # - name: Sign the published Docker image
-      #   if: ${{ github.event_name != 'pull_request' }}
-      #   env:
-      #     # https://docs.github.com/en/actions/security-guides/security-hardening-for-github-actions#using-an-intermediate-environment-variable
-      #     TAGS: ${{ steps.meta.outputs.tags }}
-      #     DIGEST: ${{ steps.build-and-push.outputs.digest }}
-      #   # This step uses the identity token to provision an ephemeral certificate
-      #   # against the sigstore community Fulcio instance.
-      #   run: echo "${TAGS}" | xargs -I {} cosign sign --yes {}@${DIGEST}
+      # Sign the resulting Docker image digest except on PRs.
+      # This will only write to the public Rekor transparency log when the Docker
+      # repository is public to avoid leaking data.  If you would like to publish
+      # transparency data even for private images, pass --force to cosign below.
+      # https://github.com/sigstore/cosign
+      - name: Sign the published Docker image
+        if: ${{ github.event_name != 'pull_request' }}
+        env:
+          # https://docs.github.com/en/actions/security-guides/security-hardening-for-github-actions#using-an-intermediate-environment-variable
+          TAGS: ${{ steps.meta.outputs.tags }}
+          DIGEST: ${{ steps.build-and-push.outputs.digest }}
+        # This step uses the identity token to provision an ephemeral certificate
+        # against the sigstore community Fulcio instance.
+        run: echo "${TAGS}" | xargs -I {} cosign sign --yes {}@${DIGEST}