error:
       … while evaluating a branch condition
         at «string»:25:5:
           24|     v:
           25|     if !builtins.isAttrs v || isDrv v then
             |     ^
           26|       v

       … in the left operand of the OR (||) operator
         at «string»:25:28:
           24|     v:
           25|     if !builtins.isAttrs v || isDrv v then
             |                            ^
           26|       v

       … while evaluating the option `system.build.toplevel':

       … while evaluating definitions from `/nix/store/sxb2ijsbdhi8s1lvc6ph692nm84vms3y-source/nixos/modules/system/activation/top-level.nix':

       … while evaluating the option `warnings':

       … while evaluating definitions from `/nix/store/sxb2ijsbdhi8s1lvc6ph692nm84vms3y-source/nixos/modules/system/boot/systemd.nix':

       … while evaluating the option `systemd.services."acme-order-renew-abs.brkn.lol".serviceConfig':

       … while evaluating definitions from `/nix/store/sxb2ijsbdhi8s1lvc6ph692nm84vms3y-source/nixos/modules/system/boot/systemd.nix':

       … while evaluating the option `systemd.services."acme-order-renew-abs.brkn.lol".script':

       … while evaluating definitions from `/nix/store/sxb2ijsbdhi8s1lvc6ph692nm84vms3y-source/nixos/modules/security/acme':

       … while evaluating the option `security.acme.certs."abs.brkn.lol".email':

       … while evaluating the option `security.acme.defaults.email':

       (stack trace truncated; use '--show-trace' to show the full, detailed trace)

       error: A definition for option `security.acme.defaults.email' is not of type `null or string'. TypeError: Definition values:
       - In `/nix/store/bq59cinblsx20kx372hz2zfiiv1qapyw-source/services/http.nix':
           {
             private = "philipp@schmitt.co";
             work = "philipp.schmitt@wiit.cloud";
           }