Update .gitlab-ci.yml

.gitlab-ci.yml

@@ -2,7 +2,9 @@ docker-build:
   stage: build
   before_script:
     - echo "$CI_REGISTRY_PASSWORD" | docker login -u "$CI_REGISTRY_USER" --password-stdin $CI_REGISTRY
+    - apt-get install -y git
   script:
+    - docker buildx create --platform=linux/arm64,linux/amd64 --use
     - BUILDKIT_PROGRESS=plain docker buildx build --platform=linux/arm64,linux/amd64 -t "${CI_REGISTRY_IMAGE}:nightly-${CI_PIPELINE_CREATED_AT:0:10}" --push .
   rules:
     - if: $CI_COMMIT_BRANCH