"""Common models and enums used across the application."""
from enum import Enum
class ResponseFormat(str, Enum):
"""Output format for tool responses."""
JSON = "json"
MARKDOWN = "markdown"
class PaymentType(str, Enum):
"""Payment types supported by Duffel."""
BALANCE = "balance" # Use Duffel Balance (test/sandbox)
ARC_BSP_CASH = "arc_bsp_cash" # For registered IATA travel agents
CARD = "card" # Credit card payment