#deploy-requestschannel for someone to promote it for them.
database_migration, notify the team lead with a personal slack message.
support, and send them to the Slack
#supportchannel to notify the support team so that they can update the customer.
#devwarning them that they need to promote to production soon.
auto-flag-rolloutlabel, and is healthy, then gradually enable related feature flags over a period of time.