Fix ci & push image to Docker

.gitlab-ci.yml

@@ -1,6 +1,6 @@
 stages:
 #  - test
-  - buildjar
+#  - buildjar
   - buildimage
 #  - publish
 
@@ -29,22 +29,26 @@ variables:
 #  script:
 #    - ./gradlew test
 
-buildjar:
-  <<: *img
-  stage: buildjar
-  script:
-    - ./gradlew clean build -Pvaadin.productionMode
-  artifacts:
-    name: "ModeratorElection"
-    paths:
-      - build/libs/ModeratorElection.jar
-    expire_in: 1 week
+#buildjar:
+#  <<: *img
+#  stage: buildjar
+#  cache:
+#    - key: ${CI_COMMIT_REF_SLUG}
+#  script:
+#    - ./gradlew clean build -Pvaadin.productionMode
+#  artifacts:
+#    name: "ModeratorElection"
+#    paths:
+#      - build/libs/
+#    expire_in: 1 week
 
 buildimage:
   stage: buildimage
   image: docker:latest
   services:
     - docker:dind
+  cache:
+    - key: ${CI_COMMIT_REF_SLUG}
   dependencies:
     - buildjar
   before_script:
@@ -52,12 +56,9 @@ buildimage:
     - echo "$CI_REGISTRY_PASSWORD" | docker login $CI_REGISTRY --username $CI_REGISTRY_USER --password-stdin
   script:
     - export DOCKER_BUILDKIT=1
-    - docker build --tag=moderator-election-vaadin_fullstack --target=ci-image-stage --build-arg BUILDKIT_INLINE_CACHE=1 .
-  artifacts:
-    name: "moderator-election-vaadin_fullstack"
-    paths:
-      - image/
-    expire_in: 1 week
+    - docker build --tag=latest --target=ci-image-stage --build-arg BUILDKIT_INLINE_CACHE=1 .
+    - docker push $CI_REGISTRY_USER/moderator-election-vaadin_fullstack
+
 #  stage: image
 #  script: