config.py

"""Application configuration loaded from environment variables."""

from pydantic_settings import BaseSettings


class Settings(BaseSettings):
    """All configuration is loaded from environment variables (or a .env file)."""

    # GitHub App
    github_app_id: str
    github_private_key_path: str = "./private-key.pem"
    github_webhook_secret: str

    # Gemini
    gemini_api_key: str

    # Server
    host: str = "0.0.0.0"
    port: int = 8080

    # Dev server defaults (can be overridden by repo .slop-fixer.yml)
    dev_server_port: int = 3000
    dev_server_startup_timeout: int = 120

    # Cloudflare R2 Storage (Optional, for hosting screenshots)
    r2_account_id: str | None = None
    r2_access_key_id: str | None = None
    r2_secret_access_key: str | None = None
    r2_bucket_name: str | None = None
    r2_public_url: str | None = None  # e.g. https://pub-xxxx.r2.dev

    model_config = {"env_file": ".env", "env_file_encoding": "utf-8", "extra": "allow"}


def get_settings() -> Settings:
    """Return a cached Settings instance."""
    return Settings()  # type: ignore[call-arg]