Improve the welcome page in the storybook

[mouracamila]

Is your feature request related to a problem? Please describe. Currently the storybook page has the default page

Describe the solution you'd like I think it would be nice add some information like:

• About
• Explaining how the flowbite storybook works
• Link to the official documentation
• Some link to the flowbite Chanel, etc..

Describe alternatives you've considered Some examples:

• https://design.talend.com/?path=/docs/principles--page&globals=theme:light
• https://govuk-react.github.io/govuk-react/?path=/story/welcome--page

Additional context n/a

[lucsmachado]

Hi! Found this issue by looking at the good first issue label and sorting by oldest. Wondering if this is still relevant / open for contributions given that:

1. the Storybook welcome page no longer exists;
2. the first component story (Accordion.AlwaysOpen) already acts as a decent welcome page by providing useful information and helpful resources, as seen below: