ci: publish workflow

.github/workflows/publish.yml

@@ -61,16 +61,15 @@ jobs:
           persist-credentials: false
 
       - name: Create tag list for image
-        # Create taglist
-        # We make use of yp (https://mikefarah.gitbook.io/yq/) to create a JSON array from
+        # We make use of yp (https://mikefarah.gitbook.io/yq/) to create a taglist from
         # the image’s `tags.yml` file, where all given tags (like `5-stable`, `5-edge`) are
         # combined with all image registries (like ghcr, Docker Hub).
         run: |
           taglist=$(yq 'map(
             (
               "ghcr.io/friendsofredaxo/redaxo"
             )
-            + ":" + .[]) | to_json(0)' ./images/${{ matrix.image }}/tags.yml)
+            + ":" + .[]) | to_csv' ./images/${{ matrix.image }}/tags.yml)
           echo "$taglist"
           echo "TAGLIST=$taglist" >> $GITHUB_ENV
 
@@ -105,7 +104,7 @@ jobs:
           platforms: linux/amd64,linux/arm64
           push: true
           provenance: false
-          tags: ${{ fromJson(env.TAGLIST) }}
+          tags: ${{ env.TAGLIST }}
 
       # - name: Update repo description
       #   # https://github.com/marketplace/actions/docker-hub-description