Broken link on website documentation

[lm-dt]

In the 'arguments.html' page, right at the top, there's a broken link to the guide, in the line with:

In the [guide](https://ben.kirw.in/usage.html), we specified the type of an option’s argument like so:

I assume you meant to point to https://ben.kirw.in/decline/usage.html

Thanks for making this, by the way!

[lm-dt]

Just noticed another one in the readme - the scala code of conduct seems to have moved (I see the same broken link on other typelevel projects) to https://typelevel.org/code-of-conduct

[bkirwi]

Thanks for the heads up! I'll get those sorted out.