fix

api_routes.py

@@ -3933,6 +3933,46 @@ async def execute_system_command(payload: Dict[str, Any]):
     }
 
 
+
+@api_router.post("/celebrity/keep_alive", tags=["系统维护"])
+@log_api_params
+async def celebrity_keep_cpu_alive(
+    duration: float = Query(
+        1.0, ge=0.1, le=60.0, description="需要保持CPU繁忙的持续时间（秒）"
+    ),
+    intensity: int = Query(
+        5000, ge=500, le=500000, description="控制CPU占用强度的内部循环次数"
+    ),
+):
+    """
+    手动触发CPU保持活跃，避免云服务因空闲进入休眠。
+    """
+    t_start = time.perf_counter()
+    result = await process_cpu_intensive_task(_keep_cpu_busy, duration, intensity)
+    total_elapsed = time.perf_counter() - t_start
+
+    logger.info(
+        "Keep-alive task completed | duration=%.2fs intensity=%d iterations=%d checksum=%d cpu_elapsed=%.3fs total=%.3fs",
+        duration,
+        intensity,
+        result["iterations"],
+        result["checksum"],
+        result["elapsed"],
+        total_elapsed,
+    )
+
+    return {
+        "status": "ok",
+        "requested_duration": duration,
+        "requested_intensity": intensity,
+        "cpu_elapsed": round(result["elapsed"], 3),
+        "total_elapsed": round(total_elapsed, 3),
+        "iterations": result["iterations"],
+        "checksum": result["checksum"],
+        "message": "CPU保持活跃任务已完成",
+    }
+
+
 @api_router.post("/celebrity/load", tags=["Face Recognition"])
 @log_api_params
 async def load_celebrity_database():