feat: add backup integrity verification

agent/src/ss_tools/agent/_confirmation.py

@@ -289,7 +289,7 @@ async def _format_tool_output_via_llm(
     if config and config.get("configured"):
         try:
             llm = ChatOpenAI(
-                http_client=get_shared_http_client(),
+                http_async_client=get_shared_http_client(),
                 **chat_openai_kwargs(
                     model=config.get("default_model", "gpt-4o-mini"),
                     base_url=config.get("base_url", "https://api.openai.com/v1"),

agent/src/ss_tools/agent/langgraph_setup.py

@@ -134,7 +134,7 @@ async def create_agent(tools: list, env_id: str | None = None, interrupt_before:
         raise RuntimeError("No LLM provider configured in backend. Configure one via Settings → AI Providers in the web UI.")
     logger.reason("Creating LangGraph agent", payload={"model": model, "tools_count": len(tools), "env_id": env_id}, extra={"src": "AgentChat.LangGraph.Setup"})
     llm = ChatOpenAI(
-        http_client=get_shared_http_client(),
+        http_async_client=get_shared_http_client(),
         **chat_openai_kwargs(model=model, base_url=base_url, api_key=api_key, max_tokens=2048),
     )
     prompt = (

agent/tests/agent/test_confirmation.py

@@ -156,7 +156,7 @@ class TestFormatToolOutput:
         ]))
 
         with patch("ss_tools.agent.langgraph_setup._fetch_llm_config") as mock_cfg, \
-             patch("ss_tools.agent._confirmation.ChatOpenAI", return_value=fake_llm):
+             patch("ss_tools.agent._confirmation.ChatOpenAI", return_value=fake_llm) as mock_chat:
             mock_cfg.return_value = {
                 "configured": True,
                 "api_key": "sk-test",
@@ -173,6 +173,9 @@ class TestFormatToolOutput:
             assert data[2]["content"] == " окружения."
             for d in data:
                 assert d["metadata"]["type"] == "stream_token"
+            call_kwargs = mock_chat.call_args.kwargs
+            assert "http_async_client" in call_kwargs
+            assert "http_client" not in call_kwargs
 
     @pytest.mark.asyncio
     async def test_fallback_when_llm_unavailable(self):

agent/tests/test_agent/test_langgraph_setup.py

@@ -62,6 +62,8 @@ class TestCreateAgent:
             assert call_kwargs["api_key"] == "sk-api-config"
             assert call_kwargs["base_url"] == "https://custom.api.com/v1"
             assert call_kwargs["model"] == "gpt-4o-mini"
+            assert "http_async_client" in call_kwargs
+            assert "http_client" not in call_kwargs
         ls._llm_config = None
 
     @pytest.mark.anyio