Fix missing autoselect_config parameter in streaming request

- Pass autoselect_config to _get_model_selection in handle_autoselect_streaming_request
- Fixes TypeError: missing 1 required positional argument
- Ensures streaming autoselect requests use the configured selection_model

aisbf/handlers.py

@@ -649,7 +649,7 @@ class AutoselectHandler:
 
         # Get the model selection
         logger.info(f"Requesting model selection from AI...")
-        selected_model_id = await self._get_model_selection(autoselect_prompt)
+        selected_model_id = await self._get_model_selection(autoselect_prompt, autoselect_config)
 
         # Validate the selected model
         logger.info(f"=== MODEL VALIDATION ===")