Try to save iOS build cache

.circleci/config.yml

@@ -474,6 +474,11 @@ jobs:
       - checkout
       - restore_cache: *restore-gems-cache
       - restore_cache: *restore-npm-cache-mac
+      - restore_cache:
+            keys:
+              - >-
+                ios-build-cache-{{ arch }}-{{ checksum "~/.tmp/checksumfiles/package.json" }}-{{ .Environment.CACHE_VERSION }}
+            name: Restoring iOS Build caches
       - run: *install-npm-modules
       - run: *update-fastlane-ios
       - save_cache: *save-npm-cache-mac
@@ -485,12 +490,22 @@ jobs:
             brew tap wix/brew
             brew install applesimutils
       - run:
-          name: Run Detox Tests
+          name: Build
           command: |
             /usr/libexec/PlistBuddy -c "Set :bugsnag:apiKey $BUGSNAG_KEY" ./ios/RocketChatRN/Info.plist
             /usr/libexec/PlistBuddy -c "Set :bugsnag:apiKey $BUGSNAG_KEY" ./ios/ShareRocketChatRN/Info.plist
             yarn detox build --configuration ios.sim.release
             yarn detox test --configuration ios.sim.release --cleanup --headless
+      - save_cache:
+            key: >-
+              ios-build-cache-{{ arch }}-{{ checksum "~/.tmp/checksumfiles/package.json" }}-{{ .Environment.CACHE_VERSION }}
+            name: Saving iOS Build Cache
+            paths:
+              - ios/build/Build
+      - run:
+          name: Run tests
+          command: |
+            yarn detox test --configuration ios.sim.release --cleanup --headless
 
   ios-build-official:
     executor: mac-env