Connect Social Channels and AI Credits Added

Added:

• A new section lets users connect and schedule posts on multiple social media accounts.
• Users can track file upload progress during content creation.
• New features allow buying and using AI credits for add-ons.
  Improved:
• Error handling in the interface now gives friendlier messages during problems.
• The app can auto-generate business descriptions from given details.
• A language switcher lets users change app language easily.
• Linking of Facebook and Instagram business accounts is more efficient.
• Subscription handling improved for better trial and add-on management.
• General interface enhancements include improved error messages and feedback.