* shell.nix: rename goimports to gotools
Signed-off-by: Xe <xe@tailscale.com>
* cmd/mkpkg: allow specifying description and name in flag args
Signed-off-by: Xe <xe@tailscale.com>
Both RPM and Deb require us to specify both Replaces and Conflicts:
Conflicts tells them that the packages cannot coexist on the system,
Replaces tells them which one to keep.