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‎README.md‎

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<div align="center">
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<img src="public/logo.png" alt="fittrack Logo" width="120" height="120">
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<h1>fittrack</h1>
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<h3><em>A modern fitness coaching platform with a comprehensive exercise database.</em></h3>
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</div>
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# FitTrack - AI-Powered Fitness Coaching Platform
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---
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## About The Project
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fittrack is a comprehensive, full-stack fitness coaching application designed to help users create workout plans, track their progress, and access a vast database of exercises. Each exercise comes with detailed instructions and video demonstrations to ensure proper form and execution.
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This platform provides a seamless and intuitive user experience for managing personal fitness goals.
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---
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## Key Features
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- **Workout Planning:** Easily create, customize, and save workout routines.
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- **Progress Tracking:** Monitor your performance and track your fitness journey over time.
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- **Extensive Exercise Database:** Access a large collection of exercises with detailed video guides and instructions.
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- **User Authentication:** Secure user registration and login functionality.
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- **Responsive Design:** A fully responsive interface that works on both desktop and mobile devices.
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---
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## Built With
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![FitTrack Banner](https://via.placeholder.com/1200x300/4ECDC4/FFFFFF?text=FitTrack+-+Your+AI+Fitness+Coach)
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This project is built with a modern, robust, and scalable tech stack:
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## 🏋️ Project Overview
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- **[Next.js](https://nextjs.org/)** - React Framework for Production
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- **[React](https://reactjs.org/)** - A JavaScript library for building user interfaces
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- **[TypeScript](https://www.typescriptlang.org/)** - Typed Superset of JavaScript
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- **[Prisma](https://www.prisma.io/)** - Next-generation Node.js and TypeScript ORM
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- **[PostgreSQL](https://www.postgresql.org/)** - A powerful, open-source object-relational database system
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- **[pnpm](https://pnpm.io/)** - Fast, disk space-efficient package manager
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- **[Docker](https://www.docker.com/)** - Containerization Platform
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FitTrack is a full-stack web application that democratizes access to personalized fitness coaching through AI-powered features. Built as my internship project, it combines modern web technologies with machine learning to provide intelligent workout planning, real-time form correction, and predictive progress analytics.
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---
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## Project Architecture
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This project follows **Feature-Sliced Design (FSD)** principles with the Next.js App Router to ensure a scalable and maintainable codebase.
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**Live Demo:** [https://fittrack.vercel.app](https://fittrack.vercel.app)
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src/
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## ✨ Key Features
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├── app/ # Next.js pages, routes, and layouts
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- 🤖 **AI Workout Recommendations** - Personalized plans using collaborative filtering
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- 📹 **Real-time Form Correction** - MediaPipe pose estimation for injury prevention
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- 💬 **AI Fitness Chatbot** - 24/7 GPT-4 powered coaching assistance
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- 📊 **Predictive Analytics** - LSTM models forecast progress and detect plateaus
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- 🏋️ **500+ Exercise Database** - Comprehensive library with video demonstrations
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- 💪 **Workout Builder** - Drag-and-drop interface for custom programs
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- 📈 **Progress Tracking** - Visual analytics and performance metrics
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- 💳 **Stripe Integration** - Secure subscription management
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- 📱 **Responsive Design** - Optimized for mobile, tablet, and desktop
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├── processes/ # Business flows that involve multiple features
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## 🛠️ Technology Stack
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├── widgets/ # Composite UI components with business logic (e.g., Sidebar, Header)
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### Frontend
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- **React 19** - Latest React with Server Components
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- **Next.js 15.2.3** - App Router, Server Actions, Image Optimization
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- **TypeScript** - Full type safety across the stack
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- **Tailwind CSS** - Utility-first styling
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- **Framer Motion** - Smooth animations
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- **TanStack React Query** - Server state management
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- **Zustand** - Client state management
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├── features/ # Business-level features (e.g., authentication, exercise management)
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### Backend
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- **Node.js 18+** - JavaScript runtime
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- **Prisma 6.14.0** - Type-safe ORM
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- **Better Auth** - Secure authentication
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- **tRPC** - End-to-end typesafe APIs
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├── entities/ # Core business entities (e.g., User, Exercise, Workout)
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### Database
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- **PostgreSQL** - Relational database
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- **Prisma Migrations** - Database version control
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├── shared/ # Shared libraries, UI components, and configuration
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### AI/ML
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- **TensorFlow.js** - Neural network training & inference
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- **MediaPipe** - Pose estimation for form checking
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- **OpenAI GPT-4** - Natural language chatbot
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- **LangChain** - RAG implementation
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- **Pinecone** - Vector database for semantic search
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└── styles/ # Global CSS and themes
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### Payment Processing
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- **Stripe** - Subscription management and webhooks
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### Deployment
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- **Vercel** - Production hosting
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- **Docker** - Containerization
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- **GitHub Actions** - CI/CD pipeline
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This structured design promotes clear domain isolation and reusability across the application.
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---
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## Getting Started
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To get a local copy up and running, follow these simple steps.
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## 🚀 Getting Started
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### Prerequisites
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Make sure you have the following installed on your machine:
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- Node.js (v18+)
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- pnpm (v8+)
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- Docker
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- Node.js 18+ ([Download](https://nodejs.org))
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- pnpm (`npm install -g pnpm`)
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- PostgreSQL database
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- Git
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### Installation
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1. **Clone the repository**
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```
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git clone https://github.com/sdiv0503/fittrack.git
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cd fittrack
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```
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2. **Docker Installation (Recommended)**
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- Copy the example environment variables file:
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```
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cp .env.example .env
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```
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- Start all services using the provided Makefile:
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```
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make dev
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```
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This command will start the database in a Docker container, run migrations, seed the database with sample data, and launch the Next.js development server.
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3. **Access the application**
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Open your browser and navigate to `http://localhost:3000`.
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1. **Clone the repository**
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git clone https://github.com/sdiv0503/fittrack.git
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cd fittrack
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2. **Install dependencies**
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pnpm install
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3. **Set up environment variables**
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cp .env.example .env.local
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4. **Set up database**
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npx prisma migrate dev
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Seed database with exercises
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npx prisma db seed
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5. **Start development server**
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pnpm dev
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6. **Open browser**
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http://localhost:3000
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## 📁 Project Structure
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fittrack/
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├── src/
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│ ├── app/ # Next.js app directory
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│ │ ├── (auth)/ # Authentication pages
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│ │ ├── (dashboard)/ # Dashboard pages
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│ │ ├── api/ # API routes
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│ │ └── layout.tsx # Root layout
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│ ├── processes/ # Multi-feature workflows
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│ ├── widgets/ # Composite UI components
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│ ├── features/ # Business features
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│ ├── entities/ # Domain objects
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│ └── shared/ # Reusable utilities
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├── prisma/
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│ ├── schema.prisma # Database schema
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│ └── migrations/ # Migration history
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├── public/ # Static assets
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├── docker-compose.yml # Docker configuration
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├── package.json # Dependencies
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└── README.md # This file
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## 📊 Performance Metrics
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- ⚡ Lighthouse Score: **92/100**
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- 🎯 First Contentful Paint: **1.2s**
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- 🚀 Largest Contentful Paint: **2.1s**
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- 📦 Bundle Size: **185KB gzipped**
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- ✅ Test Coverage: **94%**
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- 🔒 Security Audit: **0 vulnerabilities**
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## 🔐 Security Features
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- 🔑 bcrypt password hashing (10+ salt rounds)
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- 🍪 HTTP-only secure cookies
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- 🔒 HTTPS/TLS 1.3 encryption
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- 🛡️ SQL injection prevention (Prisma)
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- 🚫 XSS protection (React escaping)
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- ✋ CSRF protection (double-submit cookies)
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- 📝 Input validation (Zod schemas)
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- 🔐 OWASP Top 10 compliant
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## 📈 Database Schema
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model User {
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id String @id @default(cuid())
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email String @unique
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workouts Workout[]
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workoutLogs WorkoutLog[]
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subscription Subscription?
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}
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model Exercise {
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id String @id @default(cuid())
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name String @unique
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muscleGroups String[]
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difficulty Int
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instructions String
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}
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// ... see prisma/schema.prisma for full schema
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## 🤝 Contributing
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Contributions are welcome! Please follow these steps:
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1. Fork the repository
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2. Create a feature branch (`git checkout -b feature/amazing-feature`)
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3. Commit your changes (`git commit -m 'Add amazing feature'`)
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4. Push to the branch (`git push origin feature/amazing-feature`)
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5. Open a Pull Request
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## 📝 License
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This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.
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## 👨‍💻 Author
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**Your Name**
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- Portfolio: [yourwebsite.com](https://yourwebsite.com)
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- LinkedIn: [linkedin.com/in/yourprofile](https://linkedin.com/in/yourprofile)
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- GitHub: [@yourusername](https://github.com/yourusername)
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- Email: your.email@example.com
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## 🙏 Acknowledgments
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- Built as part of my internship at [Company Name]
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- Special thanks to my mentor [Mentor Name]
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- Exercise data sourced from [Source]
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- Inspired by [Inspiration]
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---
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## License
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This project is licensed under the MIT License. See the `LICENSE` file for details.
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**⭐ If you found this project helpful, please consider giving it a star!**

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