Antalya 26.1 - Allow cluster request with undefined cluster on secondary nodes#1481

ianton-ru wants to merge 4 commits intoantalya-26.1Altinity/ClickHouse:antalya-26.1from

feature/antalya-26.1/do_not_use_cluster_on_swarmAltinity/ClickHouse:feature/antalya-26.1/do_not_use_cluster_on_swarmCopy head branch name to clipboard