Add gssapi-realm to all domains

flake.nix

@@ -1,19 +1,19 @@
 {
   description = "Fudo Entities";
 
-  inputs = {
-    fudo-lib.url = "git+https://git.fudo.org/fudo-nix/lib.git";
-  };
+  inputs = { fudo-lib.url = "git+https://git.fudo.org/fudo-nix/lib.git"; };
 
   outputs = { self, nixpkgs, fudo-lib, ... }: {
-    nixosModule = {
-      imports = [
-        ./module.nix
-      ];
+    nixosModule = { imports = [ ./module.nix ]; };
+
+    entities = let helper-lib = fudo-lib.lib { pkgs = nixpkgs; };
+    in import ./entities.nix { inherit helper-lib; };
+
+    lib = import ./lib {
+      inherit (nixpkgs) lib;
+      inherit (self) entities;
     };
 
-    entities = let
-      helper-lib = fudo-lib.lib { pkgs = nixpkgs; };
-    in import ./entities.nix { inherit helper-lib; };
+    overlays.default = (final: prev: { lib = prev.lib // (self.lib); });
   };
 }