add ci file

.gitlab-ci.yml

@@ -0,0 +1,21 @@
+default:
+  image: docker
+  before_script:
+  - docker info
+
+stages:
+  - build
+  - test
+
+build:
+  stage: build
+  variables:
+    IMAGE_TAG: $CI_REGISTRY_IMAGE/$CI_COMMIT_REF_SLUG:$CI_COMMIT_SHA
+  script:
+    - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" docker.libraryofcode.org
+    - docker build -t $IMAGE .
+    - docker push $IMAGE
+
+include:
+  - template: Dependency-Scanning.gitlab-ci.yml
+  - template: Container-Scanning.gitlab-ci.yml