add tag only

docker/action.yaml

@@ -25,6 +25,7 @@ runs:
         username: ${{ inputs.username }}
         password: ${{ inputs.password }}
     - uses: docker/build-push-action@v6
+      if: ${{ !startsWith(gitea.ref, 'refs/tags/v') }}
       with:
         context: .
         push: true