Update docker.yml

.github/workflows/docker.yml

@@ -104,5 +104,9 @@ jobs:
           platforms: linux/amd64,linux/arm64,linux/arm/v7
           context: .
           push: ${{ github.event_name != 'pull_request' }}
-          tags: ${{ steps.meta.outputs.tags }}
+          tags: |
+              # set latest tag for default branch
+              type=raw,value=latest,enable={{is_default_branch}}
+              # minimal
+              type=pep440,pattern={{version}}
           labels: ${{ steps.meta.outputs.labels }}