structuredAttrs is enabled

trying https://registry.npmjs.org/skills/-/skills-1.5.20.tgz
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
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100 117.3k 100 117.3k   0      0  2.70M      0                              0
unpacking source archive /nix/var/nix/builds/nix-13065-3754984108/skills-1.5.20.tgz