uv 0.13 build: "invalid ustar gname field: missing NUL terminator"

Feb 12, 2025
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so the new tar parser in uv 0.13.0 decided

invalid ustar gname field: missing NUL terminator

is worth failing the whole wheel build over. long domain group names in containers trigger it.
 
uv self update to 0.13.1 sorts it, the release notes list restored support for full length tar user or group names. Cant bump yet, UV_LEGACY_TAR_BACKEND=1 drops back to the old parser.