Remove old GitLab CI config.

.gitlab-ci.yml

@@ -1,49 +0,0 @@
-variables:
-  CI_BUILD_IMAGE: $CI_REGISTRY_IMAGE/zmk-build
-
-build:
-  rules:
-    - if: '$CI_COMMIT_REF_SLUG =~ /^docker/'
-      when: never
-    - when: on_success
-
-  cache:
-    paths:
-      - workspace/modules
-      - workspace/tools
-      - workspace/zephyr
-      - workspace/bootloader
-
-  image: $CI_BUILD_IMAGE:v0.1.1
-
-  before_script:
-    - mkdir -p workspace/zmk
-    - mv * workspace/zmk || true
-    - cd workspace/zmk
-    - west init -l .
-    - west update
-    - west config --global zephyr.base-prefer configfile
-    - west zephyr-export
-
-  script:
-    - west build -b nucleo_wb55rg -- -DSHIELD=petejohanson_handwire
-
-build:dockerimage:
-  services:
-    - docker:stable-dind
-
-  image: docker:stable
-
-  rules:
-    - if: '$CI_COMMIT_REF_SLUG =~ /^docker/'
-      when: always
-
-  before_script:
-  - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
-
-  script:
-    - docker pull $CI_BUILD_IMAGE:latest || true
-    - docker build --cache-from $CI_BUILD_IMAGE:latest -t $CI_BUILD_IMAGE:$CI_COMMIT_SHORT_SHA .
-    - docker push $CI_BUILD_IMAGE:$CI_COMMIT_SHORT_SHA
-    - docker tag $CI_BUILD_IMAGE:$CI_COMMIT_SHORT_SHA $CI_BUILD_IMAGE:latest && docker push $CI_BUILD_IMAGE:latest
-    - if [ -n "$CI_COMMIT_TAG" ]; then docker tag $CI_BUILD_IMAGE:$CI_COMMIT_SHORT_SHA $CI_BUILD_IMAGE:${CI_COMMIT_TAG#docker-} && docker push $CI_BUILD_IMAGE:${CI_COMMIT_TAG#docker-}; fi