Migrate Documentation from GitBook to Docusaurus

[faresh9]

This PR migrates the documentation from GitBook to Docusaurus. The following changes have been made:

• Updated Markdown Files: All Markdown files have been updated to follow the Docusaurus format.
• Updated Sidebar Configuration: The sidebars.ts file has been configured to include all necessary documentation sections.
• Updated Configuration Files: The docusaurus.config.ts file has been updated with the correct project settings.
• Ran Update Script: The update-md-files.js script has been run to replace custom syntax and update links.
• Verified Documentation Structure: The documentation structure in the docs folder has been updated to follow the Docusaurus format.

Remaining Tasks:

• Verify Links: Ensure all internal and external links are working correctly.
• Update Images: Ensure all images are correctly referenced and displayed.
• Test Locally: Run the Docusaurus site locally to ensure everything is working as expected.
• Review Content: Review the content for any inconsistencies or formatting issues.
• Update Edit URLs: Ensure the docusaurus.config.ts file is setup correctly.
• Reorder/edit sidebar categories.
• CSS styles: redesign the website, and import styles.