market-data-service/.env.example

# Server Configuration
NODE_ENV=development
PORT=3001
CLIENT_URL=http://localhost:3000

# Database Configuration
DB_TYPE=mysql
DB_HOST=localhost
DB_PORT=3306
DB_NAME=financial_data
DB_USER=root
DB_PASSWORD=password

# Alternative Database Options (SQLite for development)
# DB_TYPE=sqlite
# DB_FILE=./data/financial_data.db

# Redis Configuration (for caching and session storage)
REDIS_HOST=localhost
REDIS_PORT=6379
REDIS_PASSWORD=

# Security
JWT_SECRET=your-super-secret-jwt-key-here
API_KEY=your-api-key-here

# Logging
LOG_LEVEL=info
LOG_FILE=./logs/server.log

# Rate Limiting
RATE_LIMIT_WINDOW_MS=900000
RATE_LIMIT_MAX_REQUESTS=1000

# Price Updates
PRICE_UPDATE_INTERVAL=1000
SUPPORTED_SYMBOLS=AUDUSD,EURUSD,GBPUSD,USDJPY,USDCHF,USDCAD,NZDUSD

# External APIs (if needed)
ALPHA_VANTAGE_API_KEY=
FINNHUB_API_KEY=

# WebSocket Configuration
WS_HEARTBEAT_INTERVAL=30000
WS_MAX_CONNECTIONS=10000