推送日志文件过大磁盘不够，暂时保留3天

AnsjerPush/cn_config/cn_formal_settings.py

@@ -195,7 +195,7 @@ LOGGING = {
             'level': 'INFO',
             'class': 'logging.handlers.TimedRotatingFileHandler',
             'filename': BASE_DIR + '/static/log/info/info.log',
-            'backupCount': 30,
+            'backupCount': 3,
             'when': 'D',
             'formatter': 'standard',
             'encoding': 'utf-8',