building sonobuoy with ko

example.sh

$ echo "defaultBaseImage: gcr.io/imjasonh/combined" > .ko.yaml
$ export KO_DOCKER_REPO=gcr.io/imjasonh
$ ko publish ./ --platform=all
2022/01/03 16:32:50 Using base gcr.io/imjasonh/combined for github.com/vmware-tanzu/sonobuoy
2022/01/03 16:32:52 Building github.com/vmware-tanzu/sonobuoy for windows/amd64
2022/01/03 16:32:52 Building github.com/vmware-tanzu/sonobuoy for windows/amd64
2022/01/03 16:32:52 Building github.com/vmware-tanzu/sonobuoy for windows/amd64
2022/01/03 16:32:53 Building github.com/vmware-tanzu/sonobuoy for linux/ppc64le
2022/01/03 16:32:53 Building github.com/vmware-tanzu/sonobuoy for linux/s390x
2022/01/03 16:32:53 Building github.com/vmware-tanzu/sonobuoy for linux/arm
2022/01/03 16:32:53 Building github.com/vmware-tanzu/sonobuoy for linux/amd64
2022/01/03 16:32:53 Building github.com/vmware-tanzu/sonobuoy for linux/arm64
...
2022/01/03 16:38:06 Published gcr.io/imjasonh/sonobuoy-0046c5772c02cfd85195e81a7b4712ba@sha256:3507c9e37b9eaa97d60eabe672db77d2609f672132077efd306a937c10c1173b

gcr.io/imjasonh/sonobuoy-0046c5772c02cfd85195e81a7b4712ba@sha256:3507c9e37b9eaa97d60eabe672db77d2609f672132077efd306a937c10c1173b

$ crane manifest gcr.io/imjasonh/sonobuoy-0046c5772c02cfd85195e81a7b4712ba@sha256:3507c9e37b9eaa97d60eabe672db77d2609f672132077efd306a937c10c1173b | jq '.manifests[].platform'
{
  "architecture": "amd64",
  "os": "windows",
  "os.version": "10.0.20348.405"
}
{
  "architecture": "ppc64le",
  "os": "linux"
}
{
  "architecture": "arm",
  "os": "linux"
}
{
  "architecture": "amd64",
  "os": "linux"
}
{
  "architecture": "amd64",
  "os": "windows",
  "os.version": "10.0.17763.2366"
}
{
  "architecture": "s390x",
  "os": "linux"
}
{
  "architecture": "arm64",
  "os": "linux"
}
{
  "architecture": "amd64",
  "os": "windows",
  "os.version": "10.0.17763.2366"
}