fix docker run (#7557)

.github/workflows/docker-publish.yml

@@ -2,9 +2,10 @@ name: docker
 
 on:
  schedule:
- - cron: '19 17 * * *' # Nightly builds capture upstream updates to dependency images such as node.
+ # Nightly builds capture upstream updates to dependency images such as node.
+ - cron: '19 17 * * *'
  push:
- branches: [ master, 'release-*.*.*' ]
+ branches: [ master ]
  tags: [ '*.*.*' ]
 
 env:
@@ -22,7 +23,7 @@ jobs:
  steps:
  - name: Determine branch name
  id: branch
- run: echo ::set-output name=branch_name::${GITHUB_REF#refs/*/} 
+ run: echo "::set-output name=branch_name::${GITHUB_REF#refs/*/}"
 
  - name: Checkout repository
  uses: actions/checkout@v2
@@ -47,7 +48,7 @@ jobs:
  with:
  images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
  flavor: |
- latest=${{ steps.branch.branch_name == 'master' }}
+ latest=${{ steps.branch.outputs.branch_name == 'master' }}
 
  - name: Build and push Docker image
  uses: docker/build-push-action@v2