initial config

modules/system/desktop.nix

@@ -0,0 +1,77 @@
+# ==========================================
+# DESKTOP ENVIRONMENT — Hyprland + Waybar + Walker
+# ==========================================
+# Omarchy-inspired: keyboard-first tiling Wayland compositor
+# with a clean status bar and fast application launcher.
+# ==========================================
+{ config, pkgs, ... }:
+
+{
+  # Hyprland compositor
+  programs.hyprland = {
+    enable = true;
+    xwayland.enable = true;
+  };
+
+  # greetd + tuigreet (minimal TUI login — no bloated DMs)
+  services.greetd = {
+    enable = true;
+    settings = {
+      default_session = {
+        command = "${pkgs.greetd.tuigreet}/bin/tuigreet --time --remember --remember-session --cmd Hyprland";
+        user = "greeter";
+      };
+    };
+  };
+
+  # Disable other display managers
+  services.xserver.enable = false;
+
+  # Polkit for privilege escalation prompts
+  security.polkit.enable = true;
+
+  # GNOME Keyring for secrets/passwords
+  services.gnome.gnome-keyring.enable = true;
+  security.pam.services.greetd.enableGnomeKeyring = true;
+
+  # Screen locking
+  programs.hyprlock.enable = true;
+
+  # Idle management
+  services.hypridle.enable = true;
+
+  # XDG Desktop Portal (screen sharing, file pickers)
+  xdg.portal = {
+    enable = true;
+    extraPortals = [
+      pkgs.xdg-desktop-portal-hyprland
+      pkgs.xdg-desktop-portal-gtk
+    ];
+  };
+
+  # Keyboard — caps lock as escape (omarchy default)
+  services.xserver.xkb = {
+    layout = "us";
+    variant = "";
+    options = "caps:escape";
+  };
+
+  # Desktop packages available system-wide
+  environment.systemPackages = with pkgs; [
+    waybar             # Status bar
+    walker             # Application launcher
+    mako               # Notification daemon
+    wl-clipboard       # Wayland clipboard
+    cliphist           # Clipboard history
+    brightnessctl      # Backlight control
+    playerctl          # Media key control
+    swayosd            # On-screen display for volume/brightness
+    grim               # Screenshot
+    slurp              # Region selection
+    swappy             # Screenshot editor
+    wdisplays          # Display configurator
+    networkmanagerapplet # Tray network widget
+    blueman            # Bluetooth manager
+    polkit_gnome       # Polkit GUI agent
+  ];
+}