*: set isSystemUser or isNormalUser

This is a requirement for nixpkgs 21.05, or else evaluation will fail
with:

Exactly one of users.users.${name}.isSystemUser and users.users.${name}.isNormalUser must be set.

1 files changed, 2 insertions, 0 deletions

diff --git a/krebs/3modules/git.nix b/krebs/3modules/git.nix
index 4eb881341..d31d91b7c 100644
--- a/krebs/3modules/git.nix
+++ b/krebs/3modules/git.nix
@@ -366,6 +366,7 @@ let
         # To allow running cgit-clear-cache via hooks.
         cfg.cgit.fcgiwrap.group.name
       ];
+      isSystemUser = true;
       shell = "/bin/sh";
       openssh.authorizedKeys.keys =
         unique
@@ -384,6 +385,7 @@ let
       users.${cfg.cgit.fcgiwrap.user.name} = {
         inherit (cfg.cgit.fcgiwrap.user) home name uid;
         group = cfg.cgit.fcgiwrap.group.name;
+        isSystemUser = true;
       };
     };