v2.6.34

IMPROVEMENTS

• add full support for backup and restore of named collections, which can be stored in keeper or on the local filesystem. fix 961
• add --named-collections, --named-collections-only flag to create_remote and restore_remote commands.
• add named_collections_backup_always option to the general config section.
• add named collection size to the backup list output and API.
• add support for named collections parameters in API handlers.
• switch to Go 1.25.
• update default ClickHouse version to 25.8 and add it to the test matrix.

BUG FIXES

• fix restore schema on cluster for VIEW, fix 1199.
• disable free space check when using --hardlink-exists-files, fix 1198
• add chmod 0640 for --hardlink-exists-files during download and restore_remote, fix 1164