fix(redis): 修复 Redis 流读取兼容性问题

- 支持 bytes 和 str 类型的 entry_id
- 支持 list 类型响应格式
- 优化 payload 解码处理

backend/tests/integration/v1/agent/test_sse_flow_live.py

@@ -142,20 +142,19 @@ async def test_agent_runs_events_history_live_with_image_input() -> None:
         assert run_resp.status_code == 202
 
         events_url = f"{BASE_URL}/api/v1/agent/runs/{thread_id}/events"
-        event_names: list[str] = []
-        async with client.stream(
-            "GET", events_url, headers=headers, timeout=20.0
-        ) as sse_resp:
-            assert sse_resp.status_code == 200
-            assert sse_resp.headers.get("content-type", "").startswith(
-                "text/event-stream"
-            )
-            async for line in sse_resp.aiter_lines():
-                if line.startswith("event:"):
-                    event_name = line.split(":", 1)[1].strip()
-                    event_names.append(event_name)
-                    if event_name in {"RUN_FINISHED", "RUN_ERROR"}:
-                        break
+        sse_resp = await client.get(
+            events_url,
+            headers=headers,
+            params={"idle_limit": 150},
+            timeout=60.0,
+        )
+        assert sse_resp.status_code == 200
+        assert sse_resp.headers.get("content-type", "").startswith("text/event-stream")
+        event_names = [
+            line.split(":", 1)[1].strip()
+            for line in sse_resp.text.splitlines()
+            if line.startswith("event:")
+        ]
 
         assert "RUN_STARTED" in event_names
         assert "RUN_FINISHED" in event_names or "RUN_ERROR" in event_names