feat: add new host and start modularizing system configuration

users/breakglass/default.nix

@@ -0,0 +1,17 @@
+{ pkgs, lib, ... }:
+{
+  users.users.breakglass = {
+    home =
+      if pkgs.stdenv.isLinux then
+        lib.mkDefault "/home/breakglass"
+      else if pkgs.stdenv.isDarwin then
+        lib.mkDefault "/Users/breakglass"
+      else
+        abort "Unsupported OS";
+  } // lib.optionalAttrs pkgs.stdenv.isLinux {
+    isNormalUser = true;
+    extraGroups = [ "wheel" ];
+    # NOTE: Generated with `mkpasswd`
+    hashedPassword = "$y$j9T$U7phasQYqMhxY8WXoiHL51$IHHDTreR4uZrvAC1Xusjy2M0yXkU.vLy3z6zBjZCFX.";
+  };
+}

users/jml/default.nix

@@ -0,0 +1,18 @@
+{ pkgs, lib, ... }:
+{
+  programs.fish.enable = true;
+  users.users.jml = {
+    shell = pkgs.fish;
+    home =
+      if pkgs.stdenv.isLinux then
+        lib.mkDefault "/home/jml"
+      else if pkgs.stdenv.isDarwin then
+        lib.mkDefault "/Users/jml"
+      else
+        abort "Unsupported OS";
+  } // lib.optionalAttrs pkgs.stdenv.isLinux {
+    isNormalUser = true;
+    extraGroups = [ "networkmanager" "wheel" "samba" ];
+    initialHashedPassword = "$y$j9T$R9y36VAOEudqmyVVgyYLD1$xQktVMaRP9qiARiJ6KATvyH6VAL1IKSJoPAo7k4YNZ.";
+  };
+}

users/jml/home.nix

@@ -0,0 +1,166 @@
+{ username, pkgs, lib, ... }:
+{
+  nixpkgs.config.allowUnfree = true;
+  # The following line is needed if I start using hyprland Home Manager Module
+  #wayland.windowManager.sway.systemd.enable = false;
+  # NOTE: This file contains options that resolve under home-manager.users.<username>
+  home = {
+    inherit username;
+    stateVersion = "25.05";
+    sessionVariables = {
+      EDITOR = "hx";
+    };
+    
+    homeDirectory = 
+      if pkgs.stdenv.isLinux then
+        lib.mkDefault "/home/${username}"
+      else if pkgs.stdenv.isDarwin then
+        lib.mkDefault "/Users/${username}"
+      else
+        abort "Unsupported OS";
+  };
+  home.packages = with pkgs; [ ]
+  # linux only
+  # TODO: Add a test for linux + desktop environment
+  ++ (lib.optionals pkgs.stdenv.isLinux [
+    cfspeedtest
+    helix
+    nil
+  ])
+  # linux + desktop manager
+  #++ (lib.optionals (pkgs.stdenv.isLinux && osConfig.services.desktopManager.enabled != null)
+  #[
+  #  firefox
+  #])
+  # darwin only
+  ++ (lib.optionals pkgs.stdenv.isDarwin [
+    cfspeedtest
+    ripgrep
+  ]);
+
+  programs = {
+    fish.enable = true;
+    home-manager.enable = true;
+    bat.enable = true;
+    fzf.enable = true;
+    jq.enable = true;
+    btop.enable = true;
+    zellij.enable = true;
+
+    # Matrix Chat Apps
+    element-desktop.enable = true;
+    nheko.settings = true;
+
+    # Additions from Windows
+    obsidian.enable = true;
+    obs-studio.enable = true;
+    keepassxc.enable = true;
+    wezterm.enable = true;
+    ghostty.enable = true;
+    gpg.enable = true;
+    # onedrive.enable = true;
+    # thunderbird.enable = true;
+    # vdirsyncer.enable = true;
+    nushell.enable = true;
+    helix.enable = true;
+    zoxide.enable = true;
+    fd.enable = true;
+  };
+
+  programs.starship = {
+    enable = true;
+    settings = {
+      add_newline = false;
+      line_break.disabled = true;
+      aws.disabled = true;
+      gcloud.disabled = true;
+    };
+  };
+
+  programs.firefox = {
+    enable = true;
+    policies = {
+      DontCheckDefaultBrowser = true;
+      DisableTelemetry = true;
+      DisableFirefoxStudies = true;
+      DisablePocket = true;
+      DisableFirefoxScreenshots = true;
+
+      UserMessaging = {
+        UrlbarInterventions = false;
+        SkipOnboarding = true;
+      };
+      FirefoxSuggest = {
+        WebSuggestions = false;
+        SponsoredSuggestions = false;
+        ImproveSuggest = false;
+      };
+      EnableTrackingProtection = {
+        Value = true;
+        Cryptomining = true;
+        Fingerprinting = true;
+      };
+      
+      Homepage.StartPage = "previous-session";
+      FirefoxHome = {
+        Search = true;
+        TopSites = false;
+        SponsoredTopSites = false;
+        Highlights = false;
+        Pocket = false;
+        SponsoredPocket = false;
+        Snippets = false;
+      };
+
+      Handlers.schemes.element = {
+        action = "useSystemDefault";
+        ask = false;
+      };
+
+      Preferences = {
+        "browser.urlbar.suggest.searches" = true;
+        "browser.tabs.tabMinWidth" = 75;
+
+        "browser.aboutConfig.showWarning" = false;
+        "browser.warnOnQuitShortcut" = false;
+
+        "browser.tabs.loadInBackground" = true;
+        "browser.in-content.dark-mode" = true;
+      };
+    };
+    profiles = {
+      default = {
+        id = 0;
+        name = "default";
+        isDefault = true;
+        settings =  {
+          "widget.disable-workspace-management" = true;
+        };
+        search = {
+          force = true;
+          default = "ddg";  # DuckDuckGo
+        };
+      };
+    };
+  };
+
+  programs.git = {
+    enable = true;
+    userName = "Jay Looney";
+    userEmail = "jay.m.looney@gmail.com";
+    aliases = {
+      ol = "log --oneline";
+    };
+    ignores = [ "*~" "*.swp" ];
+    extraConfig = {
+      push.default = "simple";
+      credential.helper = "cache --timeout=7200";
+      init.defaultBranch = "main";
+      log.decorate = "full";
+      log.date = "iso";
+      merge.conflictStyle = "diff3";
+    };
+  };
+
+  # services.podman.enable = true;
+}