Trainiq Fit Backend

FastAPI backend for Trainiq Fit - AI-powered fitness coach on WhatsApp.

🚀 Quick Deploy to Railway

1. Click the button above
2. Connect GitHub and select this repo
3. Add environment variables from .env.example
4. Deploy!

🛠️ Local Development

# Install dependencies
pip install -r requirements.txt

# Copy environment file
cp .env.example .env

# Edit .env with your credentials

# Run server
uvicorn main:app --reload

📱 WhatsApp Setup

1. Go to developers.facebook.com
2. Create WhatsApp Business app
3. Get your Phone Number ID and Access Token
4. Set webhook URL: https://your-domain.com/webhook
5. Set verify token in environment variables

🔧 Environment Variables

Variable	Description
SUPABASE_URL	Supabase project URL
SUPABASE_KEY	Supabase anon key
OPENAI_API_KEY	OpenAI API key
WHATSAPP_VERIFY_TOKEN	Webhook verification token
WHATSAPP_ACCESS_TOKEN	Meta access token
WHATSAPP_PHONE_NUMBER_ID	WhatsApp phone ID
PORT	Server port (default: 8000)

🌐 API Endpoints

• GET / - Health check
• GET /health - Detailed health status
• GET /webhook - WhatsApp webhook verification
• POST /webhook - Receive WhatsApp messages

🤖 Features

• AI-powered intent detection
• Personalized workout generation
• Diet plan recommendations
• Daily workout reminders (7 AM)
• Weekly progress reports
• Natural language understanding