Patroni is a template to create your own high-availability solution using Python in a distributed configuration store like Kubernetes. It's designed for users to quickly deploy High-Available PostgreSQL. Beta support exit criteria: * [x] Documented procedure to upgrade from a single-node secondary to Patroni standby cluster. * [x] Tested and documented recovery from a leader change in the primary or secondary. * [x] Clearly documented and well-tested bootstrapping instructions. * [x] Installation issues and necessary workarounds are well-documented and understood. * [x] Remaining improvements will not result in a breaking change. * [x] Features and functions unlikely to change * [x] Data loss not likely * [x] Recorded a demo that verifies the above exit criteria