change directory for build

Author: blankdots

.github/workflows/publish.yml

@@ -62,7 +62,9 @@ jobs:
       - name: Build and push dataloader
         uses: docker/build-push-action@v2
         with:
-          context: ./deploy/dataloader
+          run: |
+            pushd deploy/dataloader
+          context: .
           file: ./Dockerfile
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.prep.outputs.tagsData }}