1.19.2 (2026-03-29)

• Fix refcount and error handling issues in filter_register(...)

• Fix config with valueless keys
  #1457

• New Repository.load_filter_list(...) and FilterList
  #1444

• New Odb.read_header(...) and now Odb.read(...) returns enums.ObjectType instead of int
  #1450

• Build and CI fixes
  #1446
  #1448
  #1455