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+Action for re-tagging an existing docker multi-arch manifest
+
+## Inputs
+
+<!--  -->
+
+## Example usage
+
+```yaml
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Tag the "gitea.example.com/owner/package:latest" image with some new tags
+      uses: https://gitea.jbrumond.me/actions/docker-tag@v0.1
+      with:
+        registry: https://gitea.example.com
+        image: owner/package
+        old-tag: latest
+        new-tags: |
+          tag1
+          tag2
+          tag3
+```