debug(llm): показать HTTP-версию в ошибке

site/llm_client.py

@@ -63,7 +63,8 @@ def ask(prompt: str, model: str = None, max_tokens: int = 8000) -> dict:
         }
 
     except httpx.HTTPStatusError as e:
-        return {"error": f"LLM HTTP {e.response.status_code}: {e.response.text[:500]}"}
+        http_ver = e.response.http_version if hasattr(e.response, 'http_version') else '?'
+        return {"error": f"LLM HTTP {e.response.status_code} (HTTP/{http_ver}): {e.response.text[:500]}"}
     except httpx.TimeoutException:
         return {"error": "LLM timeout"}
     except Exception as e: