Updated config.yml

.circleci/config.yml

@@ -9,6 +9,16 @@ jobs:
 
     steps:
       - checkout
+      - restore_cache:
+          keys:
+            - npm-v1-dependencies-{{ checksum "yarn.lock" }}
       - run: 
           name: Install deps using Yarn
           command: yarn install
+
+      - save_cache:
+          name: Save Yarn Package Cache
+          key: yarn-packages-{{ checksum "yarn.lock" }}
+          paths:
+            - node_modules
+