Upgrade site to use flowershow

[khalilcodes]

Currently this site uses an old custom setup of contentlayer with outdated packages like https://github.com/flowershow/remark-wiki-link-plus. We want to upgrade the site (and probably the overall site layout) to use flowershow since that has upgraded features and is currently maintained.

Acceptance

• Site uses flowershow

Tasks

• Install latest flowershow
  • add web3 custom components (currently in components/Home (these are on homepage pages/index.js)
• modify site layout to replicate lifeitself main repo ... ?
• ...