用chrome檢視.md

https://github.com/simov/markdown-viewer

手工安裝辦法(不需要翻牆):

1. Clone this repository
2. Navigate to chrome://extensions
3. Make sure that the Developer mode checkbox is checked at the top
4. Disable the Markdown Viewer extension downloaded from the Chrome Store
5. Click on the Load unpacked extension...
    button and select the cloned directory

安裝之後要在chrome://extensions對markdown-viewer啟用本地檔案訪問許可權，並對配置做一些修改，即可方便的檢視.md文件了

編輯.md

https://www.zybuluo.com
https://stackedit.io/app#
https://mdp.tylingsoft.com/

stackedit和tylingsoft支援流程圖，用的是
https://mermaidjs.github.io/