update .gitlab-ci.yml

.gitlab-ci.yml

-build:
-  stage: build
-  image:
-    name: gcr.io/kaniko-project/executor:v1.23.2-debug
-    entrypoint: [""]
-  script:
-    - /kaniko/executor
-      --context "${CI_PROJECT_DIR}"
-      --dockerfile "${CI_PROJECT_DIR}/dockerfile"
-      --destination "${CI_REGISTRY_IMAGE}:${CI_COMMIT_TAG}"
-
-check:
-    stage: build
-    needs:
-      - build
-    script:
-        - echo "${CI_REGISTRY_IMAGE}"
-
 pages:
   image: registry.code.fbi.h-da.de/stihbouss/react-image
   script:
     - npm install 
     - npm run build 
     - cp -r dist/* public
-  needs:
-    - build
   artifacts:
     paths:
       - public
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