Remove now obsolete gitlab ci pipeline

.gitlab-ci.yml

@@ -1,67 +0,0 @@
-image: docker:stable
-
-variables:
-    DOCKER_TLS_CERTDIR: "/certs"
-
-services:
-  - docker:19.03.8-dind
-
-before_script:
-  - docker info
-
-stages:
-  - build
-  - create-release-package
-  - releasetag
-
-build:
-  stage: build
-  before_script:
-    - apk update && apk add make > /dev/null
-  script:
-    - make build-docker
-  artifacts:
-    name: "$CI_COMMIT_SHORT_SHA-$CI_JOB_NAME"
-    paths:
-      - build
-  only:
-    refs:
-      - master
-
-create-release-package:
-  stage: create-release-package
-  variables:
-    GIT_STRATEGY: none
-  dependencies:
-    - build
-  before_script:
-    - apk update && apk add zip > /dev/null
-  script:
-    - mv build/docker/pumptools-public.zip ./pumptools.zip
-    - rm -r build
-    - find . -mindepth 1 ! -regex '^./pumptools.zip' -delete
-    - unzip pumptools.zip
-    - rm pumptools.zip
-  artifacts:
-    name: "$CI_COMMIT_SHORT_SHA-$CI_JOB_NAME"
-    paths:
-      - ./*
-  only:
-    refs:
-      - master
-    
-releasetag:
-  stage: releasetag
-  dependencies: []
-  before_script:
-    - apk update && apk add curl > /dev/null
-  script:
-    - |
-      curl --silent --show-error \
-        --data "{\"tag_name\": \"${CI_COMMIT_TAG}\", \"name\": \"${CI_PROJECT_NAME}-${CI_COMMIT_TAG}\", \"description\": \"${CI_COMMIT_TAG_MESSAGE:-No release notes.}\"}" \
-        --header "Content-Type: application/json" \
-        --header "Private-Token: ${CI_PRIVATE_TOKEN}" \
-        --request POST \
-        "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/releases"
-  only:
-    - tags