from typing import Optional
from pydantic_settings import BaseSettings, SettingsConfigDict
from pydantic import Field, SecretStr
from functools import lru_cache
class Settings(BaseSettings):
"""Application settings with environment variable loading and validation."""
BASE_URL: str = Field(
default="https://api.elections.kalshi.com",
description="Base URL for the Kalshi API",
)
KALSHI_PRIVATE_KEY_PATH: str = Field(
default="./rsa.key", description="Path to the Kalshi private key"
)
KALSHI_API_KEY: SecretStr = Field(..., description="Kalshi API key")
model_config = SettingsConfigDict(
env_file=".env", env_file_encoding="utf-8", extra="ignore"
)
@lru_cache()
def get_settings() -> Settings:
"""Get cached settings instance."""
return Settings()
settings = get_settings()
