Add commands for building image

.gitlab-ci.yml

@@ -1,4 +1,5 @@
 stages:
+  - package
   - compile
   - test
   - build
@@ -11,6 +12,20 @@ cache:
     - .m2/repository/
     - "**/target/"
 
+container:
+  stage: package
+  image: $CI_REGISTRY/ict/images/alpine/ci:latest
+  variables:
+    BUILDAH_ISOLATION: chroot
+    IMAGE_TAG: $CI_REGISTRY:$CI_COMMIT_REF_SLUG
+  before_script:
+    - apk add buildah fuse-overlayfs
+    - buildah login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
+    - buildah info
+  script:
+    - buildah build --tag $IMAGE_TAG -f Dockerfile
+    - buildah push $IMAGE_TAG
+
 compile:
   stage: compile
   image: maven:3.8.6-openjdk-18