v2.4.29

IMPROVEMENTS

• add AZBLOB_DEBUG environment and debug config parameter in azblob section

BUG FIXES

• force set RefCount to 0 during restore for parts in S3/GCS over S3/Azure disks, for properly works DROP TABLE / DROP DATABASE
• use os.Link instead os.Rename for ClickHouse 21.4+, to properly create backup object disks
• ignore frozen_metadata during, create, upload, download and restore commands, fix 826
• allow_parallel: true doesn't work after execute list command, fix 827
• fix corner cases, when disk have encrypted type and underlying disk is object storage