feat: add gamepad buttons support android (#2066)

* feat: add support gamepad buttons

* feat: add support gamepad with github repo

* feat: add gitmodules dependency

* feat: add submodule qtgamepad

* chore: update qtgamepad submodule to commit 4e57142e563b931766056b4c7507c16892260222

* fix: update qtgamepad with standard CMake and private headers support

Update qtgamepad to commit f72b3e0 which:
- Replaces qt_add_library with standard add_library to avoid Qt 6.10 macro conflicts
- Copies private headers to build include tree for Android backend
- Creates Qt:: and Qt6:: namespace aliases for proper linking

client/ui/qml/main2.qml

@@ -6,6 +6,7 @@ import QtQuick.Dialogs
 
 import PageEnum 1.0
 import Style 1.0
+import QtGamepadLegacy
 
 import "Config"
 import "Controls2"
@@ -83,6 +84,44 @@ Window  {
         }
     }
 
+
+
+    Loader {
+        active: Qt.platform.os === "android"
+        sourceComponent: Component {
+            Item {
+                Gamepad {
+                    id: gamepad
+                    deviceId: GamepadManager.connectedGamepads.length > 0 ? GamepadManager.connectedGamepads[0] : -1
+
+                    onButtonStartChanged: {
+                        if (buttonStart) {
+                            ServersModel.setProcessedServerIndex(ServersModel.defaultIndex)
+                            ConnectionController.connectButtonClicked()
+                        }
+                    }
+                }
+
+                GamepadKeyNavigation {
+                    id: gamepadKeyNav
+                    gamepad: gamepad
+                    active: true
+                }
+
+                Connections {
+                    target: GamepadManager
+                    function onConnectedGamepadsChanged() {
+                        if (GamepadManager.connectedGamepads.length > 0) {
+                            gamepad.deviceId = GamepadManager.connectedGamepads[0]
+                        } else {
+                            gamepad.deviceId = -1
+                        }
+                    }
+                }
+            }
+        }
+    }
+
     Connections {
         objectName: "pageControllerConnections"