Implement user profile screen #15
Description
Create a comprehensive user profile screen that allows users to view and manage their account information.
Features to implement:
- Display user basic information (name, email, avatar, bio)
- Show user activity and statistics
- Allow users to edit profile information
- Display organizations and teams the user is part of
- Show recent projects and contributions
- User settings and preferences
- Account management options
- Avatar upload functionality
Acceptance Criteria:
- Profile page loads user data from API
- All editable fields can be updated
- Changes persist to the database
- Avatar can be uploaded and displayed
- UI is responsive and user-friendly
- Proper error handling for API failures