Allow dynamically loading user home configs

flake.nix

@@ -112,13 +112,8 @@
                       "${username}@${hostname}" = {
                         modules =
                           let
-                            userConfigPath = (
+                            getUserConfig = import ./lib/utils/user-config.nix { inherit lib; };
-                              tryFiles [
+                            userConfigPath = getUserConfig { inherit hostname username; };
-                                ./lib/users/${username}/${hostname}.nix
-                                ./lib/users/${username}/common.nix
-                                ./lib/users/${username}.nix
-                              ]
-                              null);
                           in [
                             (
                               { pkgs, ... }: {

lib/utils/user-config.nix

@@ -0,0 +1,11 @@
+{ lib, ... }:
+  let
+    tryFiles = import ./try-files.nix { inherit lib; };
+  in
+    { hostname, username, ... }:
+      tryFiles [
+        ../users/${username}/${hostname}.nix
+        ../users${username}/common.nix
+        ../users/${username}.nix
+      ]
+      null