feat(rofi): increase launcher contrast

configs/nixos/modules/desktop/session/rofi.nix

@@ -6,19 +6,17 @@
 }:
 # rofi as the desktop launcher and dmenu-style menu frontend.
 let
-  user = config.user.name;
-
   # A session menu built on the same themed rofi, so the power actions look
   # like every other menu the launcher drives.
   powerMenu = pkgs.writeShellScript "rofi-power-menu" ''
     chosen=$(printf '%s\n' Lock Suspend 'Log out' Reboot 'Shut down' \
-      | ${pkgs.rofi}/bin/rofi -dmenu -i -p Power)
+      | ${lib.getExe pkgs.rofi} -dmenu -i -p Power)
     case "$chosen" in
-      Lock) ${pkgs.systemd}/bin/loginctl lock-session ;;
-      Suspend) ${pkgs.systemd}/bin/systemctl suspend ;;
-      'Log out') ${pkgs.systemd}/bin/loginctl terminate-session "$XDG_SESSION_ID" ;;
-      Reboot) ${pkgs.systemd}/bin/systemctl reboot ;;
-      'Shut down') ${pkgs.systemd}/bin/systemctl poweroff ;;
+      Lock) ${lib.getExe' pkgs.systemd "loginctl"} lock-session ;;
+      Suspend) ${lib.getExe' pkgs.systemd "systemctl"} suspend ;;
+      'Log out') ${lib.getExe' pkgs.systemd "loginctl"} terminate-session "$XDG_SESSION_ID" ;;
+      Reboot) ${lib.getExe' pkgs.systemd "systemctl"} reboot ;;
+      'Shut down') ${lib.getExe' pkgs.systemd "systemctl"} poweroff ;;
     esac
   '';
 in
@@ -26,12 +24,34 @@ in
   options.modules.desktop.session.rofi.enable = lib.mkEnableOption "the rofi launcher";
 
   config = lib.mkIf config.modules.desktop.session.rofi.enable {
+    home-manager.users.${config.user.name} = hm: {
+      # Stylix supplies the Nord theme.
+      programs.rofi = {
+        enable = true;
+        font = lib.mkForce "JetBrains Mono 12";
+
+        # Application launch is the only mode, kept minimal so the prompt opens
+        # as fast as rofi can read the desktop entries.
+        # Icons are off: resolving one per entry is the bulk of drun's startup.
+        extraConfig = {
+          modi = "drun";
+          show-icons = false;
+        };
+
+        theme.window = {
+          border = hm.config.lib.formats.rasi.mkLiteral "2px";
+          border-color = hm.config.lib.formats.rasi.mkLiteral "#FFFFFF";
+          border-radius = hm.config.lib.formats.rasi.mkLiteral "8px";
+        };
+      };
+    };
+
     registry.keybind.${config.networking.hostName} = {
       rofi-launcher = {
         keys = "SUPER + R";
         action = {
           kind = "exec";
-          command = "${pkgs.rofi}/bin/rofi -show drun";
+          command = "${lib.getExe pkgs.rofi} -show drun";
         };
       };
 
@@ -43,21 +63,5 @@ in
         };
       };
     };
-
-    home-manager.users.${user} = {
-      # No theme is set here: Stylix's rofi target supplies the Nord one.
-      programs.rofi = {
-        enable = true;
-
-        # Application launch is the only mode, kept minimal so the prompt opens
-        # as fast as rofi can read the desktop entries.
-        # Icons are off: resolving one per entry is the bulk of drun's startup.
-        extraConfig = {
-          modi = "drun";
-          show-icons = false;
-        };
-      };
-
-    };
   };
 }