Disable OTA Update on client and gui

fast-servo/linien-gui-fast-servo-rm-ota-update.patch

@@ -0,0 +1,43 @@
+diff --git a/linien_gui/ui/device_manager.py b/linien_gui/ui/device_manager.py
+index e584825..16994ad 100644
+--- a/linien_gui/ui/device_manager.py
++++ b/linien_gui/ui/device_manager.py
+@@ -109,19 +109,13 @@ class DeviceManager(QtWidgets.QMainWindow):
+         ) -> None:
+             loading_dialog.hide()
+             if not aborted:
+-                display_question = (
++                # Fast Servo does not support OTA Update
++                display_error = (
+                     f"Server version ({remote_version}) does not match the client "
+-                    f"({client_version}) version. Should the corresponding server "
+-                    f"version be installed?"
++                    f"({client_version}) version."
++                    f"Please install a matching server and client version"
+                 )
+-                if question_dialog(
+-                    self, display_question, "Install corresponding version?"
+-                ):
+-                    show_installation_progress_widget(
+-                        parent=self,
+-                        device=device,
+-                        callback=lambda: self.connect_to_device(device),
+-                    )
++                error_dialog(self, display_error)
+ 
+         def handle_authentication_exception():
+             loading_dialog.hide()
+diff --git a/linien_gui/ui/main_window.py b/linien_gui/ui/main_window.py
+index dad465e..8d6a0b4 100644
+--- a/linien_gui/ui/main_window.py
++++ b/linien_gui/ui/main_window.py
+@@ -202,7 +202,8 @@ class MainWindow(QtWidgets.QMainWindow):
+         super().closeEvent(*args, **kwargs)
+ 
+     def show_new_version_available(self):
+-        self.newVersionAvailableLabel.show()
++        # Fast Servo does not support OTA Update
++        pass
+ 
+     def handle_key_press(self, key):
+         logger.debug(f"key pressed {key}")

flake.nix

@@ -202,6 +202,10 @@
           pkgs.qt5.wrapQtAppsHook
         ];
 
+        patches = [
+          ./fast-servo/linien-gui-fast-servo-rm-ota-update.patch
+        ];
+
         # Makes qt-wayland appear in the qt paths injected by the wrapper - helps users
         # with `QT_QPA_PLATFORM=wayland` in their environment.
         buildInputs = [