diff --git a/flake.nix b/flake.nix
index c8289d4..0724c8e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -3,5 +3,9 @@
 
   inputs = { };
 
-  outputs = _: { pkgs }: import ./lib.nix { inherit pkgs; };
+  outputs = _: {
+    lib = {
+      mkLib = pkgs: import ./lib.nix { inherit pkgs; };
+    };
+  };
 }
diff --git a/lib.nix b/lib.nix
index 4986d93..2390e4f 100644
--- a/lib.nix
+++ b/lib.nix
@@ -43,4 +43,12 @@ in
 
       '';
     };
+  mkPostgres =
+    {
+      default_config ? false,
+      ...
+    }:
+    let
+    in
+    { };
 }