feat: add ambassador DAO components and pages

- Introduced new components for the ambassador DAO including buttons, modals, and UI elements.
- Created multiple pages for the ambassador DAO, including profile, jobs, bounties, and onboarding.
- Added API routes and services for handling user authentication and opportunity management.
- Updated package.json to include new dependencies such as react-hot-toast and react-markdown.
- Enhanced global styles and layout configurations for better UI consistency.

This commit significantly expands the ambassador DAO functionality and improves user experience.

Author: tofmat