Push images built and loaded from load container action (SOFTWARE-4730)

Author: Jack Yuan

action.yml

@@ -44,4 +44,12 @@ runs:
     with:
       username: ${{ inputs.docker_username }}
       password: ${{ inputs.docker_password }}
+
+  - name: Build image
+    uses: docker/[email protected]
+    with:
+      push: true
+      build-args: BASE_YUM_REPO=${{ inputs.repo }}
+      tags: "${{ steps.generate-tag-list.outputs.taglist }}"
+      cache-from: type=local,src=/tmp/.buildx-cache