tried to get auto build working again.

.github/workflows/publish-to-docker.yml

@@ -15,6 +15,15 @@ on:
 
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
+  login:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: Login to Docker Hub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
   # This workflow contains a single job called "build"
   build:
     # The type of runner that the job will run on