New Homepage

[radumojic]

Description of the pull request (what is new / what has changed)

• New Homepage
• Updated Color Scheme
• Added Tailwind
• Updated code highlight themes
• Fix some broken links
• Added solidity and yaml code highlight languages

Did you test the changes locally ?

• [x] yes
• [ ] no

Which category (categories) does this pull request belong to?

• [x] document new feature
• [ ] update documentation that is not relevant anymore
• [ ] add examples or more information about a component
• [ ] fix grammar issues
• [x] other