Updated circleci config.

.circleci/config.yml

@@ -1,16 +1,26 @@
+# Use the latest 2.1 version of CircleCI pipeline process engine.
+# See: https://circleci.com/docs/2.0/configuration-reference
+version: 2.1
+
+# Define a job to be invoked later in a workflow.
+# See: https://circleci.com/docs/2.0/configuration-reference/#jobs
 jobs:
-  build_and_test: # this can be any name you choose
-    executor: node/default # use the default executor defined within the orb
+  say-hello:
+    # Specify the execution environment. You can specify an image from Dockerhub or use one of our Convenience Images from CircleCI's Developer Hub.
+    # See: https://circleci.com/docs/2.0/configuration-reference/#docker-machine-macos-windows-executor
+    docker:
+      - image: cimg/base:stable
+    # Add steps to the job
+    # See: https://circleci.com/docs/2.0/configuration-reference/#steps
     steps:
       - checkout
-      - node/install-packages:
-          pkg-manager: yarn
       - run:
-          command: yarn test
-          name: Run tests
-      - run:
-          command: yarn build
-          name: Build app
-      - persist_to_workspace:
-          root: ~/
-          paths: .
+          name: "Say hello"
+          command: "echo Hello, World!"
+
+# Invoke jobs via workflows
+# See: https://circleci.com/docs/2.0/configuration-reference/#workflows
+workflows:
+  say-hello-workflow:
+    jobs:
+      - say-hello