get 404 error when I download /linux/1.2.0/UBUNTU/5.04/librocketmq.a

## What Happens?

[rocketmq sdk] [error] error status 404 while downloading [https://opensource-rocketmq-client.oss-cn-hangzhou.aliyuncs.com/cpp-client/linux/1.2.0/UBUNTU/5.04/librocketmq.a].
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@^1.2.7 (node_modules/chokidar/node_modules/fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.9: wanted {"os":"darwin","arch":"any"} (current: {"os":"linux","arch":"x64"})

## How to Reproduce

**Steps to reproduce the behavior:**

1. npm install rocketmq-client-nodejs

**Expected behavior**

## Context

- **Node Version**: 10.x
- **SDK Version**: 1.0.0-rc1
- **Platform**: Debian