Run codechecks in CI for gas cost benchmarking (#672)

* Run codechecks in CI for gas cost benchmarking

* Add CC_SECRET env var

.github/workflows/ts-packages.yml

@@ -61,6 +61,12 @@ jobs:
       - name: Print gas report
         run: cat packages/contracts/gas-report.txt
 
+      - name: Run codechecks
+        working-directory: ./packages/contracts
+        run: yarn codechecks
+        env:
+          CC_SECRET: ${{ secrets.CC_SECRET }}
+
   test-coverage:
     name: Generate test coverage
     runs-on: ubuntu-latest
@@ -106,7 +112,6 @@ jobs:
           files: ./packages/contracts/coverage.json
           fail_ci_if_error: false
           verbose: true
-
   lint:
     name: Linting
     runs-on: ubuntu-latest

packages/contracts/codechecks.yml

+checks:
+  - name: eth-gas-reporter/codechecks
\ No newline at end of file

packages/contracts/package.json

@@ -57,6 +57,7 @@
     "solidity-coverage": "^0.7.16"
   },
   "devDependencies": {
+    "@codechecks/client": "^0.1.10",
     "@eth-optimism/hardhat-ovm": "^0.1.0",
     "@eth-optimism/smock": "^1.1.1",
     "@nomiclabs/hardhat-ethers": "^2.0.1",