feat: redesign the project structure

home/linux/desktop/default.nix

@@ -0,0 +1,21 @@
+{ pkgs, ... }:
+{
+  imports = [
+    ./creative.nix
+    ./media.nix
+  ];
+
+  home.packages = with pkgs; [
+    # networking
+    wireshark
+
+    # instant messaging
+    telegram-desktop
+    discord
+    qq      # https://github.com/NixOS/nixpkgs/tree/master/pkgs/applications/networking/instant-messengers/qq
+    
+    # remote desktop(rdp connect)
+    remmina
+    freerdp  # required by remmina
+  ];
+}