forked from rook/rook
- Introduced a detailed markdown document outlining procedures for safe cluster shutdown and restart as per https://github.com/rook/rook/issues/14995 - Document includes steps to scale down applications, set Ceph flags, and orderly shutdown of Ceph components (operator, RGW, CSI, OSD, MON, MGR). - Provides command examples for both scaling down and scaling up deployments. - Adds additional Q&A and best practices to help cluster administrators manage maintenance with minimal downtime. Signed-off-by: Patryk Rostkowski <patrostkowski@gmail.com>