ci: only run deploy when pushing to master

Author: Josh-Cena

.circleci/config.yml

@@ -1,4 +1,4 @@
-version: 2
+version: 2.1
 
 jobs:
 
@@ -23,25 +23,31 @@ jobs:
       - run:
           name: Build Website
           command: yarn build
-      - persist_to_workspace:
-          root: .
-          paths:
-            - build
-            - node_modules
 
   deploy-gh-pages:
     docker:
       - image: circleci/node:16.8.0
     steps:
       - checkout
+      - restore_cache:
+          keys:
+            # when lock file changes, use increasingly general patterns to restore cache
+            - yarn-packages-v1-{{ .Branch }}-{{ checksum "yarn.lock" }}
+            - yarn-packages-v1-{{ .Branch }}-
+            - yarn-packages-v1-
+      - run:
+          name: Install dependencies
+          command: yarn install || true # Temporary until TS errors are fixed in docusaurus
+      - save_cache:
+          paths:
+            - ~/.cache/yarn
+          key: yarn-packages-v1-{{ .Branch }}-{{ checksum "yarn.lock" }}
       - run:
           name: Configure Git Credentials
           command: |
             git config --global user.email "computerizationbot@gmail.com"
             git config --global user.name "computerization-bot"
             echo "machine github.com login computerization-bot password $GITHUB_DOCUSAURUS_BOT" > ~/.netrc
-      - attach_workspace:
-          at: .
       - run:
           name: Deploy to GitHub Pages
           command: yarn deploy
@@ -52,18 +58,15 @@ jobs:
             DEPLOYMENT_BRANCH: master
             CURRENT_BRANCH: master
 
-
 workflows:
-  version: 2
+  version: 2.1
   build-deploy:
     jobs:
       - build:
           filters:
             branches:
-              ignore: gh-pages
+              ignore: master
       - deploy-gh-pages:
-          requires:
-            - build
           filters:
             branches:
               only: master