.env.example

# Server Configuration
PORT=3000
NODE_ENV=development

# Stellar Network Configuration
# Switch networks by changing STELLAR_NETWORK value
# Supported values: testnet (default), mainnet, futurenet
# No code changes required - just update this value and restart
STELLAR_NETWORK=testnet

# Optional: Custom Horizon URL (overrides preset for STELLAR_NETWORK)
# Leave commented to use default URL for selected network
# HORIZON_URL=https://horizon-testnet.stellar.org

# Network Presets (for reference):
# testnet:    https://horizon-testnet.stellar.org
# mainnet:    https://horizon.stellar.org
# futurenet:  https://horizon-futurenet.stellar.org

# Mock Stellar Service
# Set to 'true' to use mock service for testing without network calls
# Set to 'false' or omit to use real Stellar network
MOCK_STELLAR=false

# Database Configuration
DB_TYPE=sqlite
DB_PATH=./donations.db

# API Configuration
API_PREFIX=/api/v1
RATE_LIMIT=100

# API Key Protection
# Comma-separated list of valid API keys for protected endpoints
# Generate strong random values, e.g.: openssl rand -hex 32
API_KEYS=your-api-key-here,another-key-if-needed

# Optional: Stellar Account (for service operations)
# SERVICE_SECRET_KEY=your_stellar_secret_key_here

# Donation Amount Limits
# Minimum donation amount in XLM (default: 0.01)
MIN_DONATION_AMOUNT=0.01

# Maximum donation amount in XLM (default: 10000)
MAX_DONATION_AMOUNT=10000

# Maximum daily donation per donor (optional, 0 = no limit)
MAX_DAILY_DONATION_PER_DONOR=0

# Logging Configuration
# Enable file logging (default: false, logs only to console)
LOG_TO_FILE=false

# Log directory path (default: ./logs)
LOG_DIR=./logs

# Enable verbose logging (includes request/response bodies in console)
LOG_VERBOSE=false