update comment

action.yml

@@ -10,6 +10,7 @@ outputs:
   labels:
     description: "Labels added to container image"
     value: ${{ steps.meta.outputs.labels }}
+
 inputs:
   image_name:
     description: "name of the docker image. Example: redis-6"
@@ -47,6 +48,7 @@ inputs:
   sysdig_secure_token:
     description: "API token for Sysdig Scanning auth"
     required: false
+
   # wether to create git tag and push the image
   dry_run:
     description: "whether to actually create git tag and push the image"
@@ -232,9 +234,9 @@ runs:
         echo "names=${names}" >> $GITHUB_OUTPUT
 
     # By default the img tag is the bumped version of the last tag
-    # In some edge cases we need to append a string
-    # See "image_tag_string_suffix" in inputs section
-    - name: Add optional string suffix in img tag
+    # In some edge cases we need to prepend and/or append a string
+    # See "image_tag_string_suffix" or "image_tag_string_prefix" in inputs section
+    - name: Add optional suffix and-or prefix to docker image tag
       shell: bash
       id: image_tag
       run: |