Use cage for the display manager

modules/desktop/hyprland.nix

@@ -21,8 +21,42 @@ in {
     environment.systemPackages = with pkgs; [
       # Wallpaper
       hyprpaper
+      greetd.gtkgreet
+      cage
     ];
 
+    # - Login screen -----------------------------
+    services.greetd = {
+      enable = true;
+      settings = {
+        default_session = {
+          command = "${pkgs.cage}/bin/cage -d -s ${pkgs.greetd.gtkgreet}/bin/gtkgreet -- -c Hyprland -s /etc/greetd/greetd.css";
+          user = config.user.name;
+        };
+      };
+    };
+
+    environment.etc."greetd/environments".text = ''
+      Hyprland
+    '';
+
+    environment.etc."greetd/greetd.css".text = ''
+      window {
+          background-image: url("file://${config.samfelag.modules.desktop.wallpaper}");
+          background-size: cover;
+          background-position: center;
+          font-family: Iosevka;
+          color: #${config.colorScheme.palette.base00};
+      }
+
+      box#body {
+          background-color: #${config.colorScheme.palette.base06};
+          opacity: 0.75;
+          border-radius: 10px;
+          padding: 50px;
+      }
+    '';
+
     # - Dependencies -----------------------------
     samfelag.modules.desktop.rofi.enable = true;
     samfelag.modules.desktop.eww.enable = true;
@@ -31,8 +65,8 @@ in {
 
     # Hyprpaper
     hm.xdg.configFile."hypr/hyprpaper.conf".text = ''
-    preload = ${config.samfelag.modules.desktop.wallpaper}
-    wallpaper = ,${config.samfelag.modules.desktop.wallpaper}
+      preload = ${config.samfelag.modules.desktop.wallpaper}
+      wallpaper = ,${config.samfelag.modules.desktop.wallpaper}
     '';
 
     programs.hyprland = {
@@ -69,7 +103,7 @@ in {
 
         gestures = {
           # See https://wiki.hyprland.org/Configuring/Variables/ for more
-          workspace_swipe = false;
+          workspace_swipe = true;
         };
 
         bind = [