feat: Improve macOS app chooser functionality and enhance drag operation success criteria

src/webdrop_bridge/core/drag_interceptor.py

@@ -146,7 +146,7 @@ class DragInterceptor(QWidget):
             file_paths: Single local file path or list of local file paths
 
         Returns:
-            True if drag was created successfully
+            True if drag was initiated successfully
         """
         try:
             # Normalize to list
@@ -170,10 +170,15 @@ class DragInterceptor(QWidget):
             # drag.setPixmap(...)
 
             # Start drag operation (blocks until drop or cancel)
-            # Qt.CopyAction allows copying files
+            # In RDP/remote environments, drag.exec() may not return the expected result
+            # even though the drag was successful. We accept the drag as successful if
+            # it completes without exception.
             result = drag.exec(Qt.DropAction.CopyAction)
 
-            return result == Qt.DropAction.CopyAction
+            # Accept any drop action result (including NoDropAction) as successful
+            # in remote environments like RDP where OS feedback is unreliable.
+            logger.debug(f"Drag operation completed with result: {result}")
+            return True
 
         except Exception as e:
             logger.exception(f"Error creating native drag: {e}")