Pin cloud builder version
The builder image was pointing at latest, 0.16.0 introduced a breaking
change that requires an extra flag.
steps:
-- name: 'gcr.io/kaniko-project/executor:latest'
+- name: 'gcr.io/kaniko-project/executor:v0.17.0'
args:
- --destination=gcr.io/$PROJECT_ID/$BRANCH_NAME
- --cache=true
- --cache-ttl=24h
+ - --whitelist-var-run=false
options:
machineType: 'N1_HIGHCPU_32'
