Add arbitrum integration tests to ci

.circleci/config.yml

@@ -184,6 +184,29 @@ jobs:
           command: |
             cat coverage/lcov.info | ./node_modules/.bin/coveralls
 
+  test_integration_arbitrum:
+    docker:
+      - image: cimg/node:16.18
+    working_directory: ~/index-coop-smart-contracts
+    steps:
+      - setup_remote_docker:
+          docker_layer_caching: false
+      - run:
+          name: Fetch solc version
+          command: docker pull ethereum/solc:0.6.10
+      - restore_cache:
+          key: compiled-env-{{ .Environment.CIRCLE_SHA1 }}
+      - run:
+          name: Set Up Environment Variables
+          command: cp .env.default .env
+      - run:
+          name: Test RPC
+          command: yarn chain:fork:arbitrum
+          background: true
+      - run:
+          name: Hardhat Test
+          command: yarn run test:integration:arbitrum
+
 workflows:
   version: 2
   build-and-test:
@@ -201,6 +224,9 @@ workflows:
       - test_integration_optimism:
           requires:
             - checkout_and_compile
+      - test_integration_arbitrum:
+          requires:
+            - checkout_and_compile
       - coverage:
           requires:
             - checkout_and_compile