"""安全策略值对象，供 policy 与 ports._security 共享以避免循环导入。"""

from __future__ import annotations

from dataclasses import dataclass, field


@dataclass
class DmPolicy:
    mode: str = "open"  # open / allow_from / deny
    allow_list: list[str] = field(default_factory=list)
    deny_list: list[str] = field(default_factory=list)


@dataclass
class GroupPolicy:
    require_mention: bool = False
    allow_groups: list[str] = field(default_factory=list)
    deny_groups: list[str] = field(default_factory=list)


@dataclass
class RateLimitPolicy:
    max_requests_per_minute: int = 60
    max_concurrent_agent_runs: int = 5