feat: one click fetch for basic website information (#72)

#### What type of PR is this?

/kind feature

#### What this PR does / why we need it:

增加一键获取网站基本信息的功能。

<img width="669" alt="image" src="https://github.com/halo-sigs/plugin-links/assets/31335418/5e7600e9-95a0-4ab8-817f-db5ecb6e9e3f">

#### How to test it?

测试点击获取网站信息是否正常。

#### Which issue(s) this PR fixes:

Fixes #71 
Fixes #57 

#### Does this PR introduce a user-facing change?
```release-note
支持通过网站链接一键获取网站基本信息的功能
```