before run test you have to get gcp credential

have access to cloud function

make sure the local has all the environment variables on cloud function (GCP_KEY)

dont have access to cloud function

1. create key for service account buildtrigger,
2. base64 encode the private key using javascript btoa() function btoa("-----BEGIN PRIVATE KEY-----\nMII123456\n-----END PRIVATE KEY------")
3. export GCP_KEY=base64keyoutput