Build with amd64 compatible image (#925)

* Build with amd64 compatible image

* Update codeflow build spec

* Remove architecture attrs so that image is multiarch

* arm64 instead of amd

---------

Co-authored-by: David Roth <david.roth@coinbase.com>

.codeflow.yml

@@ -13,16 +13,8 @@ build:
     - BaldurECR:
         name: docs
         path: ./apps/base-docs/Dockerfile
-    - BaldurECR:
-        name: bridge
-        path: ./apps/bridge/Dockerfile
-    - BaldurECR:
-        name: goerli-bridge
-        path: ./apps/bridge/Dockerfile
-    - BaldurECR:
-        name: sepolia-bridge
-        path: ./apps/bridge/Dockerfile
+  multi_arch: true
 
 operate:
   slack_channels:
-    - "#base-codeflow-notifications"
+    - '#base-codeflow-notifications'

tools/ci/build-dockerfile.sh

@@ -3,8 +3,8 @@ set -eo pipefail
 
 # We have to put this in a separate file as the pipeline
 # command needs to be static, and this env var breaks that.
-docker build --pull -f "$DOCKERFILE_PATH" -t ci_build_test_image --build-arg CODEFLOW_COMMIT_TAG .
+docker build --platform=linux/arm64 --pull -f "$DOCKERFILE_PATH" -t ci_build_test_image --build-arg CODEFLOW_COMMIT_TAG .
 
 # Cleanup after a successful build to avoid the agent
 # running out of disk space!
-docker image rm -f ci_build_test_image
+docker image rm -f ci_build_test_image