install curl

.gitlab-ci.yml

@@ -2,7 +2,8 @@
 test:
   image: ubuntu
   script:
-    - curl -sL https://deb.nodesource.com/setup_10.x | bash -
+    - apt install -y curl
+    - curl -sL https://deb.nodesource.com/setup_8.x | bash -
     - apt update
     - apt install -y nodejs
     - rm ./package-lock.json