Gaming optimizations?

hosts/snowfire/configuration.nix

@@ -5,7 +5,7 @@
     systemSettings = {
       # users
       users = [ "emmet" "corrina" ];
-      adminUsers = [ "emmet" ];
+      adminUsers = [ "emmet" "corrina" ];
 
       # hardware
       cachy.enable = true;

modules/system/bluetooth/default.nix

@@ -10,7 +10,9 @@ in {
   };
 
   config = lib.mkIf cfg.enable {
-    hardware.bluetooth.enable = true;
+    hardware.bluetooth = {
+      enable = true;
+    };
     services.blueman.enable = true;
   };
 }

modules/system/gaming/default.nix

@@ -14,7 +14,55 @@ in {
     nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [ "steam" "steam-unwrapped" ];
     hardware.opengl.driSupport32Bit = true;
     programs.steam.enable = true;
-    environment.systemPackages = with pkgs; [ pkgs.steam gamemode prismlauncher ];
+    environment.systemPackages = with pkgs;
+      [ steam
+        gamemode
+        prismlauncher
+        inotify-tools
+        (pkgs.writeScriptBin "steamgrab" ''chown -R $(pgrep -nf steam | xargs -r ps -o uname= -p):steam /opt/Steam;'')
+      ];
     programs.gamemode.enable = true;
+    programs.gamescope.enable = true;
+    programs.steam.gamescopeSession.enable = true;
+    systemSettings.bluetooth.enable = true;
+    hardware.bluetooth = {
+      enable = true;
+      powerOnBoot = true;
+      settings.General = {
+        experimental = true;
+        Privacy = "device";
+        JustWorksRepairing = "always";
+        Class = "0x000100";
+        FastConnectable = true;
+      };
+    };
+    hardware.xpadneo.enable = true;
+    boot = {
+      extraModulePackages = with config.boot.kernelPackages; [ xpadneo ];
+      extraModprobeConfig = ''
+        options bluetooth disable_ertm=Y
+      '';
+    };
+    users.groups = {
+      steam = {
+        members = config.systemSettings.users;
+      };
+    };
+    systemd.services.steamshare = {
+      enable = true;
+      unitConfig = {
+        Type = "exec";
+      };
+      serviceConfig = {
+        ExecStart = [ ''/run/current-system/sw/bin/chmod -R 777 /opt/Steam;'' ''/run/current-system/sw/bin/inotifywait -mr -e close_write,create,moved_to,modify /opt/Steam | while /run/current-system/sw/bin/read path file; do /run/current-system/sw/bin/chmod 777 $path/$file; done;'' ];
+      };
+      wantedBy = [ "graphical.target" ];
+    };
+    services.cron = {
+      enable = true;
+      systemCronJobs = [
+        "*/1 * * * * steamgrab"
+      ];
+    };
   };
 }

modules/system/kernel/default.nix

@@ -25,6 +25,7 @@ in
       (lib.mkIf (cfg.variant == "hardened") pkgs.linuxPackages_cachyos-hardened)
     ];
     services.scx.enable = true;
+    services.scx.scheduler = "scx_lavd";
     boot.consoleLogLevel = 0;
   };
 }