Merge pull request #20 from snegov/dependabot/github_actions/docker/metadata-action-6

ci: bump docker/metadata-action from 5 to 6

.github/workflows/docker-publish.yml

@@ -65,7 +65,7 @@ jobs:
       # image is built once and all tags are attached to that single build.
       - name: Collect tags and labels
         id: meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@v6
         with:
           images: ${{ env.IMAGE }}
           tags: |