adding docker to the rc branch workflow (#1183)

.github/workflows/build.yml

@@ -54,14 +54,14 @@ jobs:
           GITHUB_EVENT: ${{ github.event_name }}
 
       - name: Log into docker
-        if: github.ref == 'refs/heads/master' || github.event_name == 'release'
+        if: github.ref == 'refs/heads/master' || github.event_name == 'release' || github.ref == 'refs/heads/rc'
         run: echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin
         env:
           DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
           DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
 
       - name: Setup Docker Trust
-        if: github.ref == 'refs/heads/master' || github.event_name == 'release'
+        if: github.ref == 'refs/heads/master' || github.event_name == 'release' || github.ref == 'refs/heads/rc'
         run: |
           mkdir -p ~/.docker/trust/private
 
@@ -126,7 +126,7 @@ jobs:
           RELEASE_TAG_NAME: ${{ github.event.release.tag_name }}
 
       - name: List docker images
-        if: github.ref == 'refs/heads/master' || github.event_name == 'release'
+        if: github.ref == 'refs/heads/master' || github.event_name == 'release' || github.ref == 'refs/heads/rc'
         run: docker images
 
       - name: Push rc images
@@ -201,7 +201,7 @@ jobs:
           path: ./swagger.json
 
       - name: Log out of docker
-        if: github.ref == 'refs/heads/master' || github.event_name == 'release'
+        if: github.ref == 'refs/heads/master' || github.event_name == 'release' || github.ref == 'refs/heads/rc'
         run: docker logout
 
       - name: Upload release assets