dev: Official Web Site

[CanglongCl]

As a part of project marketing #353 , we need a official website for users to check everything of our app and guide them to the download site.

TODO list:

Development

• [ ] A person who is familiar to web development
• [ ] Web Framework
• [ ] Domain

Website design

• [ ] Style design
• [ ] Home page
• [ ] Documents
  • [ ] Get Start
  • [ ] Project Introduction
  • [ ] Features
    • [ ] ...
  • [ ] Service and its configuration
• [ ] Development Documents
  • [ ] Localization help wanted
  • [ ] ...
• [ ] Download
• [ ] Community (Discord? for CN mainland users? )
• [ ] Support