feat(tasks): 添加调试任务用于测试Celery和Redis连接

refactor(test_redis_celery): 使用urllib解析Redis URL并改进错误处理

core/tasks.py

@@ -139,4 +139,11 @@ def send_daily_report():
         return True
     except Exception as e:
         logger.error(f"邮件发送失败：{str(e)}")
-        return False
+        return False
+
+@shared_task
+def debug_task():
+    """调试任务，用于测试Celery和Redis连接"""
+    from loguru import logger
+    logger.info("调试任务执行成功")
+    return {"status": "success", "message": "Celery任务执行正常", "timestamp": timezone.now().isoformat()}