1.86.1 (2026-09-09) Bug Fixes warehouse: instrument the clickhouse v2 load path (#7355) (6456c64) warehouse: pass temporary credentials to the clickhouse v2 s3 copy engine (#7353) (c835fc0) warehouse: retire idle clickhouse v2 connections (#7352) (3a1407c) warehouse: retry a failed clickhouse v2 block (#7354) (72390f6)