Move modules into modules/

modules/common/darwin.nix

@@ -0,0 +1,3 @@
+{pkgs, ...}: {
+  nix.extraOptions = "experimental-features = nix-command flakes";
+}

modules/common/fonts.nix

@@ -0,0 +1,24 @@
+{pkgs, ...}: {
+  # Set system-wide fonts.
+  fonts.fonts = with pkgs; [
+    dejavu_fonts
+    fira-code
+    fira-code-symbols
+    fira-mono
+    font-awesome
+    google-fonts
+    liberation_ttf
+    noto-fonts
+    noto-fonts-cjk
+    noto-fonts-emoji
+    noto-fonts-extra
+  ];
+
+  # Set default fonts.
+  fonts.fontconfig.defaultFonts = {
+    sansSerif = ["Noto Sans"];
+    serif = ["Noto Serif"];
+    monospace = ["Noto Sans Mono"];
+    emoji = ["Noto Color Emoji"];
+  };
+}

modules/common/linux-desktop.nix

@@ -0,0 +1,31 @@
+{...}: {
+  services.xserver = {
+    enable = true;
+    displayManager = {
+      gdm = {
+        enable = true;
+        wayland = false;
+      };
+    };
+    desktopManager = {
+      gnome = {
+        enable = true;
+      };
+    };
+  };
+
+  services.gnome.gnome-keyring.enable = true;
+
+  services.avahi = {
+    enable = true;
+    nssmdns = true;
+    publish = {
+      enable = true;
+      addresses = true;
+      domain = true;
+      hinfo = true;
+      userServices = true;
+      workstation = true;
+    };
+  };
+}

modules/common/linux.nix

@@ -0,0 +1,63 @@
+{pkgs, ...}: {
+  boot.kernelPackages = pkgs.linuxPackages;
+  boot.supportedFilesystems = ["ntfs"];
+
+  system.stateVersion = "23.05";
+
+  system.autoUpgrade.enable = true;
+
+  # See: https://github.com/NixOS/nixpkgs/issues/180175
+  systemd.services.NetworkManager-wait-online.enable = false;
+
+  nix.extraOptions = "experimental-features = nix-command flakes";
+  nix.package = pkgs.nixUnstable;
+
+  nixpkgs.config = {
+    allowUnfree = true;
+    permittedInsecurePackages = [];
+  };
+
+  users.users.dave = {
+    isNormalUser = true;
+    extraGroups = ["docker" "wheel" "libvirtd" "corectrl"];
+    shell = pkgs.zsh;
+  };
+
+  i18n.defaultLocale = "en_US.UTF-8";
+  console = {
+    font = "Lat2-Terminus16";
+    keyMap = "us";
+  };
+
+  time.timeZone = "America/Toronto";
+
+  sound.enable = true;
+
+  hardware.pulseaudio.enable = true;
+
+  # Enable Vulkan
+  hardware.opengl.driSupport = true;
+  hardware.opengl.driSupport32Bit = true;
+
+  # Enable Steam
+  hardware.opengl.extraPackages32 = with pkgs.pkgsi686Linux; [libva];
+  hardware.pulseaudio.support32Bit = true;
+  programs.steam = {
+    enable = true;
+    remotePlay.openFirewall = true; # Open ports in the firewall for Steam Remote Play
+    dedicatedServer.openFirewall = true; # Open ports in the firewall for Source Dedicated Server
+  };
+
+  virtualisation.docker.enable = true;
+  virtualisation.libvirtd.enable = true;
+
+  virtualisation.podman.enable = true;
+
+  programs.zsh.enable = true;
+
+  programs.gnupg.agent = {
+    enable = true;
+    enableSSHSupport = true;
+  };
+  programs.corectrl.enable = true;
+}

modules/common/networking.nix

@@ -0,0 +1,12 @@
+{pkgs, ...}: {
+  services.tailscale.enable = true;
+
+  networking = {
+    firewall = {
+      allowPing = false;
+      enable = true;
+      checkReversePath = "loose";
+      trustedInterfaces = ["tailscale0"];
+    };
+  };
+}

modules/common/printing.nix

@@ -0,0 +1,3 @@
+{pkgs, ...}: {
+  services.printing.enable = true;
+}