rename "home" directory to "home-manager"

My dotfiles will be moved to the "home" directory later

home-manager/dotfiles.nix

@@ -0,0 +1,14 @@
+{ config, lib, ... }:
+{
+  options = {
+    dotfiles = {
+      path = lib.mkOption {
+        type = lib.types.path;
+        apply = toString;
+        default = config.lib.file.mkOutOfStoreSymlink "${config.home.homeDirectory}/rep/dotfiles";
+        example = "${config.home.homeDirectory}/.dotfiles";
+        description = "Location of the dotfiles working copy";
+      };
+    };
+  };
+}