Merge pull request #160 from kubernetes-sigs/cloudbuild

Add cloudbuild.yaml for automated prow builds

Author: rejoshed

cloudbuild.yaml

@@ -0,0 +1,20 @@
+# See https://cloud.google.com/cloud-build/docs/build-config
+timeout: 1800s
+options:
+  substitution_option: ALLOW_LOOSE
+  machineType: 'N1_HIGHCPU_8'
+steps:
+  - name: 'gcr.io/k8s-staging-test-infra/gcb-docker-gcloud:v20220609-2e4c91eb7e'
+    entrypoint: make
+    env:
+    - DOCKER_CLI_EXPERIMENTAL=enabled
+    - TAG=$_GIT_TAG
+    - PULL_BASE_REF=$_PULL_BASE_REF
+    - DOCKER_BUILDKIT=1
+    args:
+    - release-staging
+substitutions:
+  # _GIT_TAG will be filled with a git-based tag for the image, of the form vYYYYMMDD-hash, and
+  # can be used as a substitution
+  _GIT_TAG: '12345'
+  _PULL_BASE_REF: 'main'