new WM setup

wrappers/desktop/gaypanel/default.nix

@@ -0,0 +1,89 @@
+{
+  inputs,
+  pkgs,
+  ...
+}:
+let
+  bar = pkgs.writeText "top.blp" ''
+    using Gtk 4.0;
+    using Adw 1;
+
+    $GayPanel panel {
+      anchor-direction: top;
+      monitor: "all";
+
+      CenterBox {
+        margin-start: 4;
+        margin-end: 4;
+        margin-top: 4;
+        margin-bottom: 4;
+
+        [start]
+        $WorkspacesWidget {
+          show-labels: false;
+        }
+
+        [center]
+        $ClockWidget {
+          styles [
+            "pill",
+            "flat",
+          ]
+
+          format: "%b %d   %H:%M";
+        }
+
+        [end]
+        $SystemControlsWidget {
+          styles [
+            "pill",
+            "flat",
+          ]
+        }
+      }
+    }
+  '';
+
+  # GNOME-style workspace dots, with the active one stretched into a pill
+  style = pkgs.writeText "style.css" ''
+    .workspaces button {
+      min-width: 8px;
+      min-height: 8px;
+      padding: 0;
+      border-radius: 99px;
+      background: alpha(var(--window-fg-color), 0.4);
+      transition: min-width 0.2s ease, background 0.2s ease;
+    }
+
+    .workspaces button.selected {
+      min-width: 32px;
+      padding: 0;
+      background: var(--window-fg-color);
+    }
+
+    .workspaces button label {
+      font-size: 0;
+    }
+  '';
+in
+{
+  wrappers.gaypanel = {
+    basePackage =
+      inputs.gaypanel.packages.${pkgs.stdenv.hostPlatform.system}.default.overrideAttrs
+        (old: {
+          patches = (old.patches or [ ]) ++ [
+            ./no-sound-panic.patch
+          ];
+        });
+
+    prependFlags = [
+      "--config"
+      # Copied rather than linked, since gaypanel ignores symlinks in bars/
+      "${pkgs.runCommand "gaypanel-config" { } ''
+        mkdir -p $out/bars
+        cp ${bar} $out/bars/top.blp
+        cp ${style} $out/style.css
+      ''}"
+    ];
+  };
+}