gcloud storage ls gs://bucket
**Copy/Delete file**
gcloud storage cp file gs://bucket
gcloud storage rm gs://bucket/file
=====CORS=====
**Get CORS**
gcloud storage buckets describe gs://bucket --format="default(cors_config)"
**Set CORS**
[
{
"origin": ["*"]
}
]
gcloud storage buckets update gs://bucket --cors-file=cors.json
**Clear CORS**
gcloud storage buckets update gs://bucket --clear-cors