config checkpoint feature support

Hi Team,

Wanted to know if config checkpoint is supported.

Please share config guide / steps for the same.

Thank you.

root@Leaf-3:/home/admin# config checkpoint ?
Config Rollbacker: Config checkpoint starting.
Config Rollbacker: Checkpoint name: ?.
Config Rollbacker: Getting current config db.
Config Rollbacker: Getting checkpoint full-path.
Config Rollbacker: Ensuring checkpoint directory exist.
Config Rollbacker: Saving config db content to /etc/sonic/checkpoints/?.cp.json.
Config Rollbacker: Config checkpoint completed.