ci: include pipeline from ci-templates

.gitlab-ci.yml

@@ -1,59 +1,12 @@
 include:
 - template: 'Workflows/MergeRequest-Pipelines.gitlab-ci.yml'
+- project: unboundsoftware/ci-templates
+  file: Release.gitlab-ci.yml
 
 stages:
-- prepare
 - build
 
 build:
   stage: build
   script:
   - env | sort
-
-changelog:
-  stage: prepare
-  image:
-    name: orhunp/git-cliff:latest
-    entrypoint: [ "" ]
-  variables:
-    GIT_STRATEGY: clone # clone entire repo instead of reusing workspace
-    GIT_DEPTH: 0 # avoid shallow clone to give cliff all the info it needs
-  script:
-  - 'git-cliff --bump --unreleased > CHANGES.md'
-  - 'git-cliff --bump > CHANGELOG.md'
-  - 'git-cliff --bumped-version 2>/dev/null > VERSION'
-  artifacts:
-    paths:
-    - CHANGES.md
-    - CHANGELOG.md
-    - VERSION
-  rules:
-  - if: $CI_DEFAULT_BRANCH == $CI_COMMIT_BRANCH
-
-handle_mr:
-  stage: prepare
-  image: alpine:latest
-  needs:
-  - changelog
-  variables:
-    GIT_STRATEGY: clone # clone entire repo instead of reusing workspace
-    GIT_DEPTH: 0 # avoid shallow clone to give cliff all the info it needs
-  before_script:
-  - 'apk add --no-cache jq curl'
-  script: |
-    echo "Project: ${CI_PROJECT_ID}"
-    echo "Token: ${CI_JOB_TOKEN}"
-    MRS=$(curl -s -H "JOB-TOKEN: $CI_JOB_TOKEN" "https://gitlab.com/api/v4/projects/${CI_PROJECT_ID}/merge_requests?state=opened&source_branch=next-release")
-    echo "${MRS}"
-    MR=$(echo "${MRS} | jq ".[].id")
-    if [ -n "${MR}" ]; then
-      curl -s -X POST -H "JOB-TOKEN: $CI_JOB_TOKEN" "https://gitlab.com/api/v4/projects/${CI_PROJECT_ID}/repository/branches?branch=next-release&ref=${CI_DEFAULT_BRANCH}"
-    fi
-    BODY="$(jq --null-input -c --arg title "ci: prepare release $(cat VERSION)" --arg content "$(cat CHANGES.md | base64 -w0)" '{"branch": "next-release", "author_email": "releaser@unbound.se", "author_name": "Releaser", "content": $content, "commit_message": $title, "encoding": "base64"}')"
-    curl -X PUT \
-      -H "JOB-TOKEN: $CI_JOB_TOKEN" \
-      -H "Content-Type: application/json" \
-      --data "${BODY}" \
-        "https://gitlab.com/api/v4/projects/${CI_PROJECT_ID}/repository/files/CHANGELOG%2Emd"
-  rules:
-  - if: $CI_DEFAULT_BRANCH == $CI_COMMIT_BRANCH