config

.circleci/config.yml

@@ -1,11 +1,8 @@
 version: 2.1
 jobs:
   build:
-    docker: 
-      - image: cimg/node:14.10.1 # the primary container, where your job's commands are run
-        auth:
-          username: mydockerhub-user
-          password: $DOCKERHUB_PASSWORD  # context / project UI env-var reference
+    docker: &docker
+      - image: circleci/node:12
     steps:
       - checkout # check out the code in the project directory
       - run: echo "hello world" # run the `echo` command