update config file 🔨

.circleci/config.yml

@@ -71,14 +71,15 @@ jobs:
   docker-build-and-push:
     working_directory: /dockerapp
     docker:
-      - image: docker:17.05.0-ce-git
+            #- image: docker:17.05.0-ce-git
+      - image: docker:20.10.12-git
     steps:
       - checkout
       - setup_remote_docker
       - run:
           name: Build application Docker image
           command: |
-            docker build --cache-from=app -t app . ; exit 0
+            docker build --cache-from=app -t app . 
       - deploy:
           name: Publish application to docker hub
           command: |