tree 2b0bfc00609ea9202cf8e723521b7927f4cd8d54
parent 0d3e6090133fd4f07efb646591fc1e061c768234
author Serge Bazanski <q3k@hackerspace.pl> 1693588334 +0200
committer q3k <q3k@hackerspace.pl> 1693588961 +0000

go/workspace: fix nix-instantiate exec error typecast

Also skip nix tests on systems without nix.

Change-Id: I4c0069a429df10a496b2651c2506b2d4625d5f43
Reviewed-on: https://gerrit.hackerspace.pl/c/hscloud/+/1585
Reviewed-by: q3k <q3k@hackerspace.pl>