.env.vercel

# Environment variables for Vercel deployment
# Copy these to your Vercel project settings

# Required: OpenRouter API key for AI chat functionality
OPENROUTER_API_KEY=your_openrouter_api_key_here

# Alternative: OpenAI API key (if not using OpenRouter)
# OPENAI_API_KEY=your_openai_api_key_here

# Required: Flask secret key for session management
SECRET_KEY=your_super_secret_key_here_change_in_production

# Optional: Database URL (defaults to SQLite if not provided)
# For production, consider using PostgreSQL or MySQL
# DATABASE_URL=postgresql://user:password@host:port/database
# DATABASE_URL=mysql://user:password@host:port/database

# Optional: FAQ CSV file path (defaults to included file)
# FAQ_CSV_PATH=ICT Cell Common problems - Hardware issues.csv

# Optional: Embedding model (defaults to sentence-transformers/all-MiniLM-L6-v2)
# EMBED_MODEL=sentence-transformers/all-MiniLM-L6-v2

# Optional: Number of top FAQ results to return (defaults to 3)
# TOP_K=3

# Optional: Maximum tokens for AI responses (defaults to 350)
# MAX_TOKENS=350

# Optional: Chat model to use (defaults to gpt-4o-mini)
# CHAT_MODEL=gpt-4o-mini

# Production settings
FLASK_ENV=production
PYTHONPATH=.