ci.yml in braze_ruby-0.4.0

- old
+ new

@@ -5,15 +5,26 @@
 jobs:
   build:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v2
+
     - name: Set up Ruby
-      uses: actions/setup-ruby@v1
+      uses: ruby/setup-ruby@v1
       with:
-        ruby-version: 2.6.x
+        ruby-version: 2.6
+
+    - name: Cache gems
+      uses: actions/cache@v1
+      with:
+        path: vendor/bundle
+        key: ${{ runner.os }}-gems-${{ hashFiles('**/Gemfile.lock') }}
+        restore-keys: |
+          ${{ runner.os }}-gems-
+
     - name: Build and test
       run: |
         gem install bundler
+        bundle config path vendor/bundle
         bundle install --jobs 4 --retry 3
         bundle exec rake spec