feat(hosts): add PineTab2 config

hosts/pinetab2/gnome.nix

@@ -0,0 +1,37 @@
+{
+  pkgs,
+  config,
+  ...
+}: {
+  # https://github.com/systemd/systemd/pull/35304#issuecomment-3855146191
+  # gnome autorotate expects 'normal' is the _display panel_ normal, but
+  # mutter autoconfiguration rotates by 90deg.
+  # compensating with gdctl for now, though it would be better to 'properly'
+  # fix this.
+  services.udev = {
+    extraHwdb = ''
+      sensor:modalias:*sc7a20:*
+        ACCEL_MOUNT_MATRIX=1, 0, 0; 0, 0, 1; 0, 1, 0
+    '';
+    extraRules = ''
+      ACTION=="add", SUBSYSTEM=="usb", ATTRS{idVendor}=="1018", ATTRS{idProduct}=="1006", ENV{SYSTEMD_WANTS}+="landscape.service", TAG+="systemd"
+    '';
+  };
+  systemd.services.landscape = {
+    script = ''
+      ${pkgs.mutter}/bin/gdctl set --logical-monitor --primary --monitor=DSI-1 --transform normal
+    '';
+    serviceConfig.User = "phundrak";
+    serviceConfig.Type = "oneshot";
+    environment = {
+      "DBUS_SESSION_BUS_ADDRESS" = "unix:path=/run/user/${toString config.users.users."phundrak".uid}/bus";
+    };
+  };
+  environment.systemPackages = with pkgs; [
+    gnomeExtensions.arc-menu
+    gnomeExtensions.dash-to-dock
+    gnomeExtensions.dash-to-panel
+    gnomeExtensions.gjs-osk
+    gnomeExtensions.one-window-wonderland
+  ];
+}