CI is running `cargo build --all-features`, so we should be passing all
the features to nix as well.
The only thing this currently affects is the jemalloc_prof feature, but if
we add any non-default features that affect nix in the future they should
also be handled correctly now.
from f5bd9bc45e
with changes for GitHub CI and misc
Co-authored-by: Charles Hall <charles@computer.surgery>
Signed-off-by: strawberry <strawberry@puppygock.gay>
squashed from https://gitlab.com/famedly/conduit/-/merge_requests/596
ported the relevant parts to GitHub Actions
Co-authored-by: strawberry <strawberry@puppygock.gay>
Signed-off-by: strawberry <strawberry@puppygock.gay>