diff --git a/NVIDIA-Linux-x86_64-535.288.01-grid.run b/NVIDIA-Linux-x86_64-535.288.01-grid.run
old mode 100644
new mode 100755
diff --git a/README.md b/README.md
index 98ee12a..4a5bb79 100644
--- a/README.md
+++ b/README.md
@@ -1 +1 @@
-sudo nixos-rebuild switch --flake .#mango --impure
+sudo nixos-rebuild switch --flake .#mango --impure --show-trace
diff --git a/configuration.nix b/configuration.nix
index 3e90cac..0208653 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -2,7 +2,7 @@
 # your system.  Help is available in the configuration.nix(5) man page
 # and in the NixOS manual (accessible by running ‘nixos-help’).
 
-{ config, pkgs, ... }:
+{ config, pkgs, inputs, ... }:
 
 let 
   nvidia_grid_version = "535.288.01";
@@ -19,10 +19,60 @@ in
   boot.loader.efi.canTouchEfiVariables = true;
   boot.kernelPackages = pkgs.linuxPackages_6_12;
   boot.blacklistedKernelModules = [ "nouveau" ];
+  boot.kernelModules = [ "uinput" ];
 
   boot.supportedFilesystems = [ "nfs" ];
   services.rpcbind.enable = true; # needed for NFS
 
+  services.sunshine = {
+    enable = true;
+    autoStart = true;
+    capSysAdmin = true; # Sunshine이 가상 입력을 제어하기 위해 필요
+    openFirewall = true; # Sunshine 포트(47984-48010) 자동 허용
+  };
+
+  # 2. XDG Desktop Portal 설정 (libei의 통로 역할을 합니다)
+  xdg.portal = {
+    enable = true;
+    wlr.enable = true; # Sway(wlroots) 전용 포털
+    extraPortals = [ 
+      pkgs.xdg-desktop-portal-gtk 
+      pkgs.libei # libei 패키지 명시적 포함
+    ];
+    config.common.default = "*";
+  };
+
+  # 3. 환경 변수 추가 (Sway가 libei를 인식하도록 함)
+  environment.variables = {
+    "LIBEI_SOCKET" = "1";
+    "WLR_LIBSEAT_BACKEND" = "seatd";
+  };
+
+  services.udev.extraRules = ''
+    KERNEL=="uinput", GROUP="input", MODE="0666", OPTIONS+="static_node=uinput"
+  '';
+
+  systemd.user.services.mango = {
+  description = "mango Headless Session";
+  wantedBy = [ "default.target" ];
+  serviceConfig = {
+    # Wayland 헤드리스 백엔드 강제 사용
+    Environment = [
+      "WLR_BACKENDS=headless"
+      "WLR_LIBINPUT_NO_DEVICES=1"
+      "WLR_LIBSEAT_BACKEND=libseat"
+      "XDG_SESSION_TYPE=wayland"
+      "XDG_CURRENT_DESKTOP=mango"
+    ];
+    # Sway 실행 (가상 디스플레이 1개 생성)
+    ExecStart = "dbus-run-session mango";
+    Restart = "always";
+  };
+};
+
+  # 유저 세션이 로그아웃 되어도 서비스가 유지되도록 설정
+  users.users.bangae1.linger = true;
+
   systemd.mounts = [{
     type = "nfs";
     mountConfig = {
@@ -111,7 +161,7 @@ in
   users.users.bangae1 = {
     isNormalUser = true;
     description = "bangae1";
-    extraGroups = [ "networkmanager" "wheel" "input" "video" ];
+    extraGroups = [ "networkmanager" "wheel" "input" "video" "seat" ];
     packages = with pkgs; [];
   };
 
diff --git a/hm/mango/config/execs.conf b/hm/mango/config/execs.conf
index 7ed5776..7ec30ce 100644
--- a/hm/mango/config/execs.conf
+++ b/hm/mango/config/execs.conf
@@ -1,3 +1,4 @@
 # Auto start
 exec-once = noctalia-shell
+exec-once = sunshine
 exec = kime