Finizi B4B MCP Server

# B4B API Configuration B4B_API_BASE_URL=http://localhost:8000 B4B_API_VERSION=v1 # Timeouts (in seconds) API_TIMEOUT=30 API_CONNECT_TIMEOUT=10 # Retry Configuration MAX_RETRIES=3 RETRY_BACKOFF=1.0 # Token Management TOKEN_REFRESH_THRESHOLD_MINUTES=15 # Logging LOG_LEVEL=INFO # Rate Limiting RATE_LIMIT_REQUESTS=100