update

configuration.nix

@@ -20,6 +20,7 @@
 
   # Optimization
   nix = {
+
     gc = {
       automatic = true;
       dates = "weekly";
@@ -29,7 +30,17 @@
       automatic = true;
       dates = [ "weekly" ];
     };
-    settings.experimental-features = [ "nix-command" "flakes"];
+    settings = {
+      experimental-features = [ "nix-command" "flakes"];
+      substituters = [
+        "https://cache.nixos.org"
+        "https://attic.xuyh0120.win/lantian"   # xddxdd's cache
+      ];
+      trusted-public-keys = [
+        "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
+        "lantian:EeAUQ+W+6r7EtwnmYjeVwx5kOGEBpjlBfPlzGlTNvHc="
+      ];
+    };
   };
 
 # Bootloader.
@@ -45,7 +56,7 @@
       "udev.log_level=3"
       "systemd.show_status=auto"
     ];
-    kernelPackages = pkgs.linuxPackages_zen;
+    kernelPackages = pkgs.cachyosKernels.linuxPackages-cachyos-latest; #pkgs.linuxPackages_zen;
     plymouth = {
       enable = true;
       theme = "lone";
@@ -56,6 +67,10 @@
         })
       ];
     };
+     
+
+    # Binary cache
+
 
     # Enable "Silent boot"
     #consoleLogLevel = 3;
@@ -72,7 +87,7 @@
     hostName = "peceli"; 
     firewall.enable = true;
     networkmanager.enable = true;
-    firewall.allowedTCPPorts = [ 9943 9944 22000 53317 ];
+    firewall.allowedTCPPorts = [ 9943 9944 22000 53317 25565 ];
     firewall.allowedUDPPorts = [ 9943 9944 53317 ];
   };
 
@@ -94,12 +109,11 @@
 #User config
   users = {
     defaultUserShell = pkgs.zsh;
-    groups.wireshark.gid = 500;
     users = {
       robin = {
         isNormalUser = true;
         description = "robin";
-        extraGroups = [ "audio" "wireshark" "libvirtd" "networkmanager" "wheel" "docker"];
+        extraGroups = [ "audio" "libvirtd" "networkmanager" "wheel" "docker" "gamemode"];
         packages = with pkgs; [
           flatpak
         ];
@@ -134,7 +148,6 @@
 
 #Programs 
   programs = {
-    wireshark.enable = true;
     virt-manager.enable = true;
     kdeconnect.enable = true;
     noisetorch.enable = true;