Better user agent

little_boxes/backend.py

@@ -15,7 +15,10 @@ if typing.TYPE_CHECKING:
 
 class Backend(abc.ABC):
     def user_agent(self) -> str:
-        return f"Little Boxes {__version__} (+http://github.com/tsileo/little-boxes)"
+        return (
+            f"{requests.utils.default_user_agent()} (Little Boxes/{__version__};"
+            " +http://github.com/tsileo/little-boxes)"
+        )
 
     def random_object_id(self) -> str:
         """Generates a random object ID."""