docker build && push

.circleci/config.yml

@@ -84,14 +84,15 @@ jobs:
     docker:
       - image: circleci/buildpack-deps:stretch
         environment:
-          IMAGE_NAME: gianni-building-on-ci
+          IMAGE_NAME: giannigiux/my-awesome-ci-expr
     steps:
       - checkout
       - setup_remote_docker
-      - run: docker build -t gianni-building-on-ci:latest .
+      - run: docker build --tag app .
+      - run: docker save -o image.tar app
   dockerpush:
     environment:
-      IMAGE_NAME: gianni-building-on-ci
+      IMAGE_NAME: giannigiux/my-awesome-ci-expr
     docker:
       - image: circleci/node:12
       - image: circleci/buildpack-deps:stretch
@@ -101,4 +102,5 @@ jobs:
     steps:
       - setup_remote_docker
       - run: docker login -u "giannigiux" -p "testtpdocker"
-      - run: docker push gianni-building-on-ci:latest
+      - run: docker tag app $IMAGE_NAME:$CIRCLE_BUILD_NUM .
+      - run: docker push $IMAGE_NAME:$CIRCLE_BUILD_NUM