from __future__ import annotations

from datetime import datetime, timezone
from enum import Enum
import uuid


def utc_now_iso() -> str:
    return datetime.now(tz=timezone.utc).replace(microsecond=0).isoformat()


def new_id(prefix: str) -> str:
    return f"{prefix}_{uuid.uuid4().hex[:10]}"


class Role(str, Enum):
    ADMIN = "admin"
    SUPERVISOR = "supervisor"
    OPERATOR = "operator"
    ANALYST = "analyst"