enable steam and mangohud

log

@@ -1,15 +0,0 @@
-$ nix --extra-experimental-features nix-command flakes build --out-link /tmp/nixos-rebuild.rAHLyE/nixos-rebuild .#nixosConfigurations."monolith".config.system.build.nixos-rebuild --verbose
-warning: Git tree '/home/lelgenio/projects/nixos-config' is dirty
-evaluating file '/nix/store/vqny2ayx5bjs9w29n0kimmxq2rax061b-source/flake.nix'
-$ exec /nix/store/n05m4wrq8hiwlv1n87q5zfvv4ginp299-nixos-rebuild/bin/nixos-rebuild switch --verbose --flake .#
-building the system configuration...
-Building in flake mode.
-$ nix --extra-experimental-features nix-command flakes build .#nixosConfigurations."monolith".config.system.build.toplevel --verbose --out-link /tmp/nixos-rebuild.3us5Ex/result
-warning: Git tree '/home/lelgenio/projects/nixos-config' is dirty
-evaluating file '/nix/store/vqny2ayx5bjs9w29n0kimmxq2rax061b-source/flake.nix'
-$ sudo --preserve-env=NIXOS_INSTALL_BOOTLOADER -- nix-env -p /nix/var/nix/profiles/system --set /nix/store/zghfi9sjbzjczd21ksnfxys76cqggirq-nixos-system-monolith-22.05.20220714.c06d5fa
-$ sudo --preserve-env=NIXOS_INSTALL_BOOTLOADER -- /nix/store/zghfi9sjbzjczd21ksnfxys76cqggirq-nixos-system-monolith-22.05.20220714.c06d5fa/bin/switch-to-configuration switch
-leaving systemd-boot 250.4 in place (250.4 is not newer)
-stopping the following units: -.mount, boot-efi.mount, home.mount
-Failed to stop -.mount: Job type stop is not applicable for unit -.mount.
-Terminated

system/configuration.nix

@@ -177,6 +177,7 @@ in
     enable = true;
     wrapperFeatures.gtk = true;
   };
+  programs.steam.enable = true;
   # Some programs need SUID wrappers, can be configured further or are
   # started in user sessions.
   # programs.mtr.enable = true;

system/monolith-hardware-configuration.nix

@@ -2,65 +2,53 @@
 # and may be overwritten by future invocations.  Please make changes
 # to /etc/nixos/configuration.nix instead.
 { config, lib, pkgs, modulesPath, ... }:
-
 {
   imports =
     [ (modulesPath + "/installer/scan/not-detected.nix")
     ];
-
   boot.initrd.availableKernelModules = [ "nvme" "xhci_pci" "ahci" "usb_storage" "usbhid" "sd_mod" ];
   boot.initrd.kernelModules = [ ];
   boot.kernelModules = [ "kvm-amd" ];
   boot.extraModulePackages = [ ];
-
   fileSystems."/" =
     { device = "/dev/disk/by-label/BTRFS_ROOT";
       fsType = "btrfs";
       options = [ "subvol=nixos" ];
     };
-
   boot.initrd.luks.reusePassphrases = true;
   boot.initrd.luks.devices = {
     "main".device = "/dev/disk/by-label/CRYPT_ROOT";
     "data".device = "/dev/disk/by-label/CRYPT_DATA";
   };
-
   fileSystems."/boot/efi" =
     { device = "/dev/disk/by-label/NIXBOOT";
       fsType = "vfat";
     };
-
   fileSystems."/home" =
     { device = "/dev/disk/by-label/BTRFS_ROOT";
       fsType = "btrfs";
       options = [ "subvol=home" ];
     };
-
   fileSystems."/home/lelgenio/Games" =
     { device = "/dev/disk/by-label/BTRFS_DATA";
       fsType = "btrfs";
       options = [ "subvol=@games" "nofail" ];
     };
-
   fileSystems."/home/lelgenio/Downloads/Torrents" =
     { device = "/dev/disk/by-label/BTRFS_DATA";
       fsType = "btrfs";
       options = [ "subvol=@torrents" "nofail" ];
     };
-
   swapDevices = [ ];
-  
   services.udev.extraRules = ''
     ACTION=="add", SUBSYSTEM=="pci", DRIVER=="pcieport", ATTR{power/wakeup}="disabled"
   '';
-
   # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
   # (the default) this is the recommended approach. When using systemd-networkd it's
   # still possible to use this option, but it's recommended to use it in conjunction
   # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
   networking.useDHCP = lib.mkDefault true;
   # networking.interfaces.enp4s0.useDHCP = lib.mkDefault true;
-
   hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
   networking.hostName = "monolith"; # Define your hostname.
-}
+}

user/home.nix

@@ -564,4 +564,5 @@ in {
     style.package = pkgs.libsForQt5.qtstyleplugins;
     style.name = "gtk2";
   };
+  programs.mangohud.enable = true;
 }