Setting Up and Handling Multiple Google Cloud Accounts for Gcloud
Knowledge from: https://www.linkedin.com/pulse/how-switch-use-multiple-google-cloud-accounts-gcloud-jashif-abubakkar-4v7ec/
To manage multiple Google Cloud projects using different accounts in the gcloud command-line.
List Current Configs
gcloud config configurations list
Create a New Config
gcloud config configurations create CONFIG_NAME
Activate the New Config
gcloud config configurations activate CONFIG_NAME
gcloud auth login
gcloud config set project PROJECT_ID
Switch Between Configs
gcloud config configurations activate CONFIG_NAME