Add circleci.yml

Author: borestad

.circleci/config.yml

@@ -0,0 +1,35 @@
+version: 2
+jobs:
+  build:
+    working_directory: ~/mern-starter
+    # The primary container is an instance of the first list image listed. Your build commands run in this container.
+    docker:
+      - image: circleci/node:4.8.2
+    steps:
+      - checkout
+      - run:
+          name: update-yarn
+          command: 'sudo npm install -g yarn@latest'
+      - restore_cache:
+          key: dependency-cache-{{ checksum "package.json" }}
+      - run:
+          name: install-npm-wee
+          command: yarn install
+      - save_cache:
+          key: dependency-cache-{{ checksum "package.json" }}
+          paths:
+            - .node_modules
+      - run:
+          name: test
+          command: yarn test
+#      - run:
+#          name: code-coverage
+#          command: './node_modules/.bin/nyc report --reporter=text-lcov'
+#      - store_artifacts:
+#          path: test-results.xml
+#          prefix: tests
+#      - store_artifacts:
+#          path: coverage
+#          prefix: coverage
+#      - store_test_results:
+#          path: test-results.xml