Add WebsiteAudienceAcquisition class and integrate into analysis workflow; refactor upload handling in uploadFile

Refactor payload handling in SeoOffPageAnalyst; update debug information to use combined_text instead of payload_txt

Add SEO analysis modules and refactor existing code

Fix: Remove debug print statements and update run_analysis to be asynchronous

Refactor: Clean up code structure and improve file upload handling

Fix: Name Tags

Fix: removed dialogue box pop up when file upload element is empty

Feat: Added Website traffic, social media, and website performance category on the UI