设置文件客户端缓存maxAge

{"value":"### **\u8bbe\u7f6e\u6587\u4ef6\u5ba2\u6237\u7aef\u7f13\u5b58maxAge**\n\n\u70b9\u51fb\u300c\u9ad8\u7ea7\u8bbe\u7f6e\u300d-\u300c\u7f13\u5b58\u914d\u7f6e\u300d-\u300c\u4fee\u6539\u914d\u7f6e\u300d\uff0c\u5373\u53ef\u4fee\u6539\u6587\u4ef6\u5ba2\u6237\u7aef\u7f13\u5b58\u3002\n\n\u7528\u6237\u53ef\u901a\u8fc7\u914d\u7f6e\u6587\u4ef6\u5ba2\u6237\u7aef\u7f13\u5b58 maxAge \u5b9e\u73b0\u5728\u89c4\u5b9a\u7684\u65f6\u6548\u5185\u4f7f\u5ba2\u6237\u7aef\u7f13\u5b58\u66f4\u65b0\u7684\u6548\u679c\u3002\n\n\u4f7f\u7528\u7a7a\u95f4\u5c5e\u6027maxAge\u5b9e\u73b0\u5bf9\u7f13\u5b58\u66f4\u65b0\u6548\u679c\u7684\u63a7\u5236\uff1a\u914d\u7f6e HTTP header \u4e2d Cache-Control:max-age\u3002\n\n- \u8f93\u5165\u7f13\u5b58\u65f6\u957f\n- \u70b9\u51fb\u8bbe\u7f6e\u6846\u5185\u7684\u300c\u786e\u5b9a\u300d\u5373\u53ef\u66f4\u65b0\u8bbe\u7f6e\n\n"}