changing file_name

.gitlab-ci.yml

@@ -19,7 +19,7 @@ build_branch:
     # specify auths for kaniko executor
     - echo "{\"auths\":{\"$CI_REGISTRY\":{\"username\":\"$CI_REGISTRY_USER\",\"password\":\"$CI_REGISTRY_PASSWORD\"}}}" > /kaniko/.docker/config.json
     # if the image does not exist and there are changes (excluding README.md), build it
-    - /kaniko/executor --context $CI_PROJECT_DIR --no-push --destination $CI_REGISTRY_IMAGE:$CI_COMMIT_BRANCH --tarPath $CI_PROJECT_DIR/tar_images/$file_name.tar
+    - /kaniko/executor --context $CI_PROJECT_DIR --no-push --destination $CI_REGISTRY_IMAGE:$CI_COMMIT_BRANCH --tarPath $CI_PROJECT_DIR/tar_images/$CI_COMMIT_BRANCH.tar
   artifacts:
     paths:
       - tar_images