add optional extra-identity

.github/actions/ocm-oci-build/action.yaml

@@ -26,6 +26,10 @@ inputs:
     description: |
       An optional list of OCM Labels to add into OCM Resource fragment.
     required: false
+  ocm_extra_identity:
+    description: |
+      Optional extra_identity to add into OCM Resource fragment.
+    required: false
   target:
     description: |
       docker-build target (similar to `docker build --target`)
@@ -76,7 +80,7 @@ runs:
         image_reference=${{ inputs.repository }}:${{ inputs.version }}
         echo "image_reference=${image_reference}" >> "${GITHUB_OUTPUT}"
         tags="${image_reference}"
-        if [ ${{ inputs.extra-tags | false }}; then
+        if [ ${{ inputs.extra-tags || false }}; then
           for tag in $(echo -n ${{ inputs.extra-tags }}); do
             tags="${tags},${{ inputs.repository }}:$tag"
           done
@@ -111,6 +115,10 @@ runs:
         if [ -n "${labels}" ]; then
           echo -e "labels:\n${labels}" >> $r
         fi
+        extra_identity="${{ inputs.ocm_extra_identity || false}}"
+        if [ "${extra_identity}" != 'false' ]; then
+          echo -e "extraIdentity:\n${extra_identity}" >> $r
+        fi
 
         (
           echo 'ocm_resource<<EOF'