SkillHub - Skill Exchange Platform

🎯 Features

Core Functionality

• User Authentication - Secure email/password authentication with Supabase
• Profile Management - Create and customize your professional profile
• Skill Marketplace - Browse and exchange skills with other users
• Credit System - Earn and spend credits for skill exchanges
• Social Feed - Share updates, posts, and interact with the community
• Direct Messaging - Real-time communication between users
• Project Collaboration - Find collaborators for your projects
• Booking System - Schedule skill exchange sessions
• Learning Modules - Access comprehensive courses in Java, Python, HTML, CSS
• AI Recommendations - Get personalized skill match suggestions
• Puzzle Games - Engage with educational coding challenges
• Notifications - Stay updated with real-time notifications

Accessibility Features

• Voice Navigation - Navigate the app using voice commands
• Multi-language Support - Available in English, Spanish, French, German, and Chinese
• Screen Reader Compatible - Full ARIA labels and semantic HTML
• Keyboard Navigation - Complete keyboard accessibility
• Reduced Motion Support - Respects user motion preferences

Design

• Minimalistic Black & White Theme - Clean, professional aesthetic
• Responsive Design - Optimized for mobile, tablet, and desktop
• Smooth Animations - Subtle transitions and micro-interactions
• Modern UI Components - Built with Tailwind CSS
• Accessible Design - WCAG 2.1 compliant

🚀 Getting Started

Prerequisites

• Node.js 18+
• npm or yarn
• Supabase account (database already configured)

Installation

1. Clone the repository

1. Install dependencies

1. Environment variables are already configured in .env
   • VITE_SUPABASE_URL - Your Supabase project URL
   • VITE_SUPABASE_ANON_KEY - Your Supabase anonymous key
2. Start the development server

1. Open your browser and navigate to http://localhost:5173

Build for Production

Preview Production Build

🏗️ Project Structure

skillhub/
├── src/
│   ├── components/          # React components
│   │   ├── Auth.jsx         # Authentication forms
│   │   ├── Dashboard.jsx    # Main dashboard layout
│   │   ├── Profile.jsx      # User profile management
│   │   ├── ExploreSkills.jsx # Skill browsing and learning
│   │   ├── MySkills.jsx     # User's skills management
│   │   ├── Feed.jsx         # Social feed
│   │   ├── Posts.jsx        # Post creation and display
│   │   ├── Messages.jsx     # Direct messaging
│   │   ├── Projects.jsx     # Project collaboration
│   │   ├── Bookings.jsx     # Session scheduling
│   │   ├── Credits.jsx      # Credit management
│   │   ├── UserSearch.jsx   # User discovery
│   │   ├── Notifications.jsx # Notification center
│   │   ├── PuzzleGames.jsx  # Coding challenges
│   │   ├── AIRecommendations.jsx # AI matching
│   │   ├── SettingsPanel.jsx # Settings
│   │   └── AccessibilitySettings.tsx # Accessibility options
│   ├── contexts/            # React contexts
│   │   ├── AuthContext.jsx  # Authentication state
│   │   └── AccessibilityContext.tsx # Accessibility state
│   ├── hooks/               # Custom React hooks
│   │   ├── useActivityTracker.ts # Activity tracking
│   │   ├── useTranslation.ts # Internationalization
│   │   └── useVoiceCommands.ts # Voice navigation
│   ├── lib/                 # External services
│   │   ├── supabase.js      # Supabase client
│   │   └── translations.ts  # Translation strings
│   ├── utils/               # Utility functions
│   │   └── themeClasses.js  # Theme utilities
│   ├── App.jsx              # Main app component
│   ├── main.jsx             # App entry point
│   └── index.css            # Global styles
├── supabase/
│   ├── migrations/          # Database migrations
│   └── functions/           # Edge functions
│       ├── api-profiles/    # Profile API
│       ├── api-projects/    # Projects API
│       ├── api-skills/      # Skills API
│       └── ai-skill-matching/ # AI recommendations
├── public/                  # Static assets
├── dist/                    # Production build
└── package.json             # Dependencies

🗄️ Database Schema

Core Tables

• profiles - User profiles with skills and credits
• skills - Available skills catalog
• profile_skills - User-skill relationships
• user_skills_to_learn - Skills users want to learn
• bookings - Skill exchange sessions
• credit_transactions - Credit transfer history
• posts - User-generated content
• post_interactions - Likes and comments
• messages - Direct messages between users
• notifications - User notifications
• projects - Collaboration projects
• project_members - Project team members

Security

• Row Level Security (RLS) enabled on all tables
• Authentication-based access control
• Secure data isolation per user

🔌 API Endpoints

Edge Functions

• api-profiles - Profile CRUD operations
• api-projects - Project management
• api-skills - Skills catalog
• ai-skill-matching - AI-powered skill recommendations

Authentication

• Sign Up
• Sign In
• Sign Out
• Session Management

🎨 Design System

Colors

• Primary: Black (#000000)
• Background: White (#FFFFFF)
• Text: Gray-900 (#1a1a1a)
• Secondary Text: Gray-600 (#525252)
• Borders: Gray-200 (#e5e7eb)
• Accents: Gray-900 for buttons and highlights

Typography

• Font Family: System fonts (Inter, SF Pro, Segoe UI)
• Headings: Bold, line-height 1.2
• Body: Regular, line-height 1.5

Spacing

• Base unit: 4px (0.25rem)
• Consistent 8px spacing system

🧪 Technologies Used

Frontend

• React 18 - UI library
• TypeScript - Type safety
• Vite - Build tool and dev server
• Tailwind CSS - Utility-first CSS framework
• Lucide React - Icon library

Backend

• Supabase - Backend as a Service
  • PostgreSQL database
  • Authentication
  • Row Level Security
  • Edge Functions
  • Real-time subscriptions

Development Tools

• ESLint - Code linting
• PostCSS - CSS processing
• Autoprefixer - CSS vendor prefixing

📱 Responsive Breakpoints

• Mobile: < 640px
• Tablet: 640px - 1024px
• Desktop: > 1024px

🌐 Browser Support

• Chrome (latest)
• Firefox (latest)
• Safari (latest)
• Edge (latest)

🔒 Security

• Secure authentication with Supabase
• Row Level Security (RLS) policies
• Environment variables for sensitive data
• HTTPS only in production
• XSS protection
• CSRF protection

🤝 Contributing

1. Fork the repository
2. Create a feature branch (git checkout -b feature/amazing-feature)
3. Commit your changes (git commit -m 'Add amazing feature')
4. Push to the branch (git push origin feature/amazing-feature)
5. Open a Pull Request

📄 License

👥 Support

🙏 Acknowledgments

• Built with Vite
• UI Components inspired by modern design principles
• Icons by Lucide
• Database by Supabase
• Images from Pexels