chore: github action beta tag

.github/workflows/docker-build.yml

@@ -34,6 +34,7 @@ jobs:
             latest=false
           tags: |
             type=ref,event=tag
+            type=raw,value=beta,enable=${{ endsWith(github.ref, '-beta') }}
             type=raw,value=latest,enable=${{ !contains(github.ref, '-') }}
 
       - name: Build and push Docker image