## Description
Generates the documentation for dependencies & small improvements to the
API.
These changes **DO NOT** create links between dependency docs and the main docs, but generates the dependency docs and ensures there are no conflicts when generating these docs.
What's new so far:
- [x] Programs get their own folders, just like `cargo doc`
- [x] Generates documentation for dependencies by default: Closes#4533
- [x] Fixes possible conflict with `assets` folder: Closes#4545
- [x] Removes old docs before generating new ones: Closes#4544
## Checklist
- [x] I have linked to any relevant issues.
- [x] I have commented my code, particularly in hard-to-understand
areas.
- [x] I have updated the documentation where relevant (API docs, the
reference, and the Sway book).
- [ ] I have added tests that prove my fix is effective or that my
feature works.
- [x] I have added (or requested a maintainer to add) the necessary
`Breaking*` or `New Feature` labels where relevant.
- [x] I have done my best to ensure that my PR adheres to [the Fuel Labs
Code Review
Standards](https://github.com/FuelLabs/rfcs/blob/master/text/code-standards/external-contributors.md).
- [x] I have requested a review from the relevant team or maintainers.
---------
Co-authored-by: Chris O'Brien <eureka@noctua.attlocal.net>
## Description
Applies the ayu theme to `<pre>` wrapped code blocks using the
`highlight.js` file used in the markdown books.

## Checklist
- [x] I have linked to any relevant issues. Closes#4175
- [x] I have commented my code, particularly in hard-to-understand
areas.
- [x] I have updated the documentation where relevant (API docs, the
reference, and the Sway book).
- [x] I have added tests that prove my fix is effective or that my
feature works.
- [x] I have added (or requested a maintainer to add) the necessary
`Breaking*` or `New Feature` labels where relevant.
- [x] I have done my best to ensure that my PR adheres to [the Fuel Labs
Code Review
Standards](https://github.com/FuelLabs/rfcs/blob/master/text/code-standards/external-contributors.md).
- [x] I have requested a review from the relevant team or maintainers.
Co-authored-by: Joshua Batty <joshpbatty@gmail.com>