Add dmenu_sys and dmenu_timer

modules/dmenu-sys.nix

@@ -0,0 +1,26 @@
+{ inputs, ... }:
+
+{
+  flake.modules.homeManager.gui =
+    { pkgs, ... }:
+    {
+      home.packages = [
+        (pkgs.stdenv.mkDerivation rec {
+          pname = "dmenu_sys";
+          version = "unstable";
+
+          src = inputs.bop-scripts;
+
+          dontUnpack = true;
+
+          buildInputs = with pkgs; [ dmenu ];
+
+          installPhase = ''
+            mkdir -p $out/bin
+            cp $src/${pname} $out/bin
+            chmod +x $out/bin/${pname}
+          '';
+        })
+      ];
+    };
+}