support for IPv6

[hinak0]

It seems doesn't work at ipv6.

[dvtate]

There are several open pull requests which fix this which have been open for several months now but the maintainer for this repo ( @thornjad ) seems to be ignoring them

[qiangbro]

我也需要ipv6的支持

[imshenshen]

http-server -a :: 不行么？

[yueduz]

http-server -a :: 不行么？

This is fine, but it would be better if he could print out my IPV6 address automatically.

[github-actions]

This issue has been inactive for 180 days