docs: fix landing page

[prjctimg]

The documentation site landing page isn't looking too good at the moment. Here are some changes that need to be done:

Changes

• Properly align content
• Add demos in a logical manner
• Fix footer text color

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[prjctimg]

Stale issue message

[adarshswaminath]

The logo is missing from the page. @prjctimg @foss2cyber

[prjctimg]

Hey there @adarshswaminath and @foss2cyber ! Been occupied with work lately but I'm working on a v3 rewrite. You can check out the current broken dev branch lol! I'll keep you updated!