from __future__ import annotations

from dataclasses import dataclass


@dataclass
class LocalArbProblem:
    id: str
    venue: str
    asset_pair: str
    target_misprice: float
    max_exposure: float
    latency_budget_ms: int


@dataclass
class SharedSignals:
    version: int
    price_delta: float
    cross_venue_corr: float
    liquidity: float


__all__ = ["LocalArbProblem", "SharedSignals"]