Add docker image packaging stage.

.gitlab-ci.yml

@@ -2,13 +2,14 @@ stages:
   - install
   - build
   - test
+  - package
 
 cache:
   key:
     files:
       - package-lock.json
   paths:
-    - node_modules
+    - node_modules/
   policy: pull
 
 image: node:alpine
@@ -24,6 +25,7 @@ install_dependencies:
   tags:
     - docker
   script:
+    - npm install -g @angular/cli@$CLI_VERSION
     - npm install
   only:
     refs:
@@ -83,3 +85,18 @@ test:nglint:
     - docker
   script:
     - npm ng lint
+
+docker-build:
+  image: docker:latest
+  stage: package
+  services:
+    - docker:dind
+  only:
+    - master
+  before_script:
+    - echo $CI_BUILD_TOKEN | docker login -u "$CI_REGISTRY_USER"
+      --password-stdin $CI_REGISTRY
+  script:
+    - IMAGE_NAME="$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_NAME"
+    - docker build --pull -t "$IMAGE_NAME" -f Dockerfile .
+    - docker push "$IMAGE_NAME"