🔧 config: update circle ci config

Author: kazupon

.circleci/config.yml

@@ -3,10 +3,8 @@
 # Check https://circleci.com/docs/2.0/language-javascript/ for more details
 #
 version: 2.1
-orbs:
-  codecov: codecov/[email protected]
-jobs:
-  build:
+executors:
+  default:
     docker:
       # specify the version you desire here
       - image: circleci/node:11.10.1
@@ -15,9 +13,12 @@ jobs:
       # CircleCI maintains a library of pre-built images
       # documented at https://circleci.com/docs/2.0/circleci-images/
       # - image: circleci/mongo:3.4.4
-
     working_directory: ~/repo
-
+orbs:
+  codecov: codecov/[email protected]
+jobs:
+  setup:
+    executors: default
     steps:
       - checkout