refactor(home-manager): try to not repeating myself

nixos/default.nix

@@ -1,4 +1,4 @@
-{ inputs, pkgs, lib, stateVersion, hostname, username, hostConfig, config, ... }:
+{ inputs, pkgs, stateVersion, hostname, username, hostConfig, ... }:
 {
   imports = [ # Include the results of the hardware scan.
     ../hosts/${hostname}/hardware-configuration.nix
@@ -51,18 +51,9 @@
 
     users.${username} = {
       home.stateVersion = stateVersion;
-      programs.home-manager.enable = true;
-
-      home.sessionPath = [
-        "$HOME/.local/bin"
-      ];
-
       imports = [
-        ../hosts/${hostname}/home-config.nix
-        ../modules/home-manager/default.nix
-      ]  ++ lib.optional (
-        builtins.pathExists ../hosts/${hostname}/includes/home-manager.nix
-        ) ../hosts/${hostname}/includes/home-manager.nix;
+       ../home-manager/base.nix
+      ];
     };
   };