gcloud kms keyrings create "my_keyring" --location global git:(master|…
:w gcloud kms keys create mykey --keyring mykeyring --location global --purpose encryption-decryption
package that creates jwt https://github.com/durch/rust-goauth
gcp auth - https://lib.rs/crates/gcp_auth - uses env var to point to credentials.json file
create service account key
enable KMS api