start publishing container images on push to main

.github/workflows/publish.yaml

@@ -5,12 +5,15 @@ on:
     branches: master
 
 jobs:
-  login:
+  publish_images:
     runs-on: ubuntu-latest
+    name: Publish Docker images to Dockerhub
     steps:
-      -
-        name: Log into Docker Hub
+      - name: Authenticate to Dockerhub
         uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
-          password: ${{ secrets.DOCKERHUB_TOKEN }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - build_images:
+        run: |
+          bash release.sh