LiuBo

建议将Message解耦，支持自定义Message格式

4

当客户端是用其他框架甚至语言时，Server端Message的格式无法兼容，建议将Message的格式做成支持用户自定义的格式。

How to write log to file?

2

**Is this a BUG REPORT or FEATURE REQUEST?**: /kind feature **What you expected to happen**: How to write log to a file?

## What type of PR is this? - [ ] API-change - [ ] BUG - [x] Improvement - [ ] Documentation - [ ] Feature - [ ] Test...

## What type of PR is this? - [ ] API-change - [ ] BUG - [x] Improvement - [ ] Documentation - [ ] Feature - [ ] Test...

## What type of PR is this? - [ ] API-change - [x] BUG - [ ] Improvement - [ ] Documentation - [ ] Feature - [ ] Test...

## What type of PR is this? - [ ] API-change - [x] BUG - [ ] Improvement - [ ] Documentation - [ ] Feature - [ ] Test...

## What type of PR is this? - [ ] API-change - [ ] BUG - [x] Improvement - [ ] Documentation - [ ] Feature - [ ] Test...

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