Update .gitlab-ci.yml file

.gitlab-ci.yml

@@ -1,3 +1,31 @@
 include:
   - project: "devops/pena-continuous-integration"
     file: "/nodejs/docker/nodejs.gitlab-ci.yml"
+
+build-app:
+  stage: build
+  tags:
+    - nodebuild
+  variables:
+    DOCKER_BUILD_PATH: "./Dockerfile"
+    PRODUCTION_BRANCH: main
+    STAGING_BRANCH: staging
+  rules:
+  - if: "$CI_COMMIT_BRANCH == $PRODUCTION_BRANCH || $CI_COMMIT_BRANCH == $STAGING_BRANCH"
+  when: on_success
+  before_script:
+  - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
+  - echo PRODUCTION_BRANCH = $PRODUCTION_BRANCH
+  - echo STAGING_BRANCH = $STAGING_BRANCH
+  - echo CI_REGISTRY = $CI_REGISTRY
+  - echo CI_REGISTRY_USER = $CI_REGISTRY_USER
+  - echo CI_PROJECT_DIR = $CI_PROJECT_DIR
+  - echo CI_REGISTRY_IMAGE = $CI_REGISTRY_IMAGE
+  - echo CI_COMMIT_REF_SLUG = $CI_COMMIT_REF_SLUG
+  - echo DOCKER_BUILD_PATH = $DOCKER_BUILD_PATH
+  - echo CI_PIPELINE_ID = $CI_PIPELINE_ID
+  script:
+  - docker build -t $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG.$CI_PIPELINE_ID --build-arg  GITLAB_TOKEN=$GITLAB_TOKEN
+    $CI_PROJECT_DIR
+  - docker push $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG.$CI_PIPELINE_ID
+  extends: ".build_template"