Merge pull request #36 from jihchi/dependabot/github_actions/docker/metadata-action-6

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

Author: jihchi

.github/workflows/container.yml

@@ -32,7 +32,7 @@ jobs:
 
       - name: Extract metadata
         id: meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@v6
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           tags: |