Point to right dockerfile for the image

Author: kshitijrajsharma

.github/workflows/publish.yml

@@ -36,7 +36,7 @@ jobs:
         uses: docker/build-push-action@v4
         with:
           context: .
-          file: ./Dockerfile
+          file: ./Dockerfile.pb
           push: true
           tags: |
             ghcr.io/${{ github.repository }}:latest-gpu
@@ -51,7 +51,7 @@ jobs:
         uses: docker/build-push-action@v4
         with:
           context: .
-          file: ./Dockerfile
+          file: ./Dockerfile.pb
           push: true
           tags: |
             ghcr.io/${{ github.repository }}:latest-cpu