login shell to fish

remove exec workaround

Signed-off-by: Harald Hoyer <harald@hoyer.xyz>

modules/nixos/user/default.nix

@@ -73,9 +73,6 @@ in
         }".source =
           cfg.icon;
       };
-      extraOptions.programs.bash.initExtra = ''
-        [[ $WANT_BASH ]] || exec ${pkgs.fish}/bin/fish -l
-      '';
     };
 
     users.users.${cfg.name} =
@@ -88,7 +85,7 @@ in
         home = "/home/${cfg.name}";
         group = "users";
 
-        shell = pkgs.bash;
+        shell = pkgs.fish;
 
         # Arbitrary user ID to use for the user. Since I only
         # have a single user on my machines this won't ever collide.