v1.70.2
union: add min_free_space option for lfs/eplfs policies - fixes #6071
union: the root folder shows the modtime configured by --default-time #6986
fs: define the optional interface SetMetadata and implement it in wrapping backends
cache,chunker,combine,compress,crypt,hasher,union: implement MkdirMetadata and related Features
union: allow errors to be unwrapped for inspection
build: update to go1.23rc1 and make go1.21 the minimum required version
union: mark ListP as not supported yet
local: add server-side copy with xattrs on macOS (part-fix #1710)