added ci file

.gitlab-ci.yml

+variables:
+    DOCKER_HOST: "tcp://docker-dind.gitlab-suma:2375"
+    AUTO_DEVOPS_BUILD_IMAGE_EXTRA_ARGS: "--network host"
+    POSTGRES_ENABLED: "false"
+    CODE_QUALITY_DISABLED: "true"
+    CONTAINER_SCANNING_DISABLED: "true"
+    DAST_DISABLED: "true"
+    DEPENDENCY_SCANNING_DISABLED: "true"
+    LICENSE_MANAGEMENT_DISABLED: "true"
+    PERFORMANCE_DISABLED: "true"
+    SAST_DISABLED: "true"
+    TEST_DISABLED: "true"
+    REVIEW_DISABLED: "true"
+
+include:
+  - template: Jobs/Build.gitlab-ci.yml
+  - template: Jobs/Deploy.gitlab-ci.yml
+
+stages:
+  - build
+  - deploy  # dummy stage to follow the template guidelines
+  - review
+  - dast
+  - staging
+  - canary
+  - development
+  - production
+  - incremental rollout 10%
+  - incremental rollout 25%
+  - incremental rollout 50%
+  - incremental rollout 100%
+  - performance
+  - cleanup
+
+.auto-deploy:
+  image: "registry.gitlab.com/gitlab-org/cluster-integration/auto-deploy-image:v1.0.6"
+
+build:
+  services:
+
+review:
+  variables:
+    HELM_UPGRADE_VALUES_FILE: .gitlab/review-apps-values.yaml
+    ROLLOUT_RESOURCE_TYPE: deployment
+  environment:
+    name: review/$CI_COMMIT_REF_NAME
+    on_stop: stop_review
+    auto_stop_in: 2 days
+  rules:
+    - if: '$CI_KUBERNETES_ACTIVE == null || $CI_KUBERNETES_ACTIVE == ""'
+      when: never
+    - if: '$CI_COMMIT_BRANCH == "master"'
+      when: never
+    - if: '$CI_COMMIT_BRANCH == "development"'
+      when: never
+    - if: '$REVIEW_DISABLED'
+      when: never
+    - if: '$CI_COMMIT_TAG || $CI_COMMIT_BRANCH'
+
+stop_review:
+  variables:
+    GIT_STRATEGY: none
+  environment:
+    name: review/$CI_COMMIT_REF_NAME
+    action: stop
+  rules:
+    - if: '$CI_KUBERNETES_ACTIVE == null || $CI_KUBERNETES_ACTIVE == ""'
+      when: never
+    - if: '$CI_COMMIT_BRANCH == "master"'
+      when: never
+    - if: '$CI_COMMIT_BRANCH == "development"'
+      when: never
+    - if: '$REVIEW_DISABLED'
+      when: never
+    - if: '$CI_COMMIT_TAG || $CI_COMMIT_BRANCH'
+      when: manual
+
+production:
+  variables:
+    ADDITIONAL_HOSTS: "www.leistungsschutzliste.de"
+    HELM_UPGRADE_VALUES_FILE: .gitlab/production-values.yaml
+    ROLLOUT_RESOURCE_TYPE: deployment
+  environment:
+    url: https://leistungsschutzliste.de
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