docs improvements

[ryanwaits]

What does this PR do?

• [x] general styling updates to existing components like cards, icons, and sidebar navigation
• [x] add custom icons for sidebar and cards
• [x] add custom svg and color styling for bitcoin section
• [x] add footer to homepage
• [x] update main footer section
• [x] add a new RollButton component to scroll to top of page
• [x] create a custom Callout component to reflect designs
• [x] update styling for api reference and code snippets
• [x] update styling for text tabs and tag tabs components
• [x] update directory styling component
• [x] update toggle content components
• [x] add a fix for dynamic metadata (for analytics)

Chores included

• [x] https://github.com/hirosystems/docs/issues/694
• [x] https://github.com/hirosystems/docs/issues/693
• [x] https://github.com/hirosystems/docs/issues/692
• [x] https://github.com/hirosystems/docs/issues/689
• [x] https://github.com/hirosystems/docs/issues/687

[vercel[bot]]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
hiro-systems-docs	✅ Ready (Inspect)	Visit Preview	💬 28 unresolved ✅ 10 resolved	Jul 22, 2024 0:45am

[ginny-d]

Thanks Ryan - I just made my review on Vercel and left some comments. Feel free to push this update and work on those refinements whenever it suits you!