"""multi-segment-derkachi — ≥3 disconnected segments via satellite re-loc (FT-P-08).

Concrete generator is owned by AZ-408. AZ-406 commits to the public
signature.
"""

from __future__ import annotations

from dataclasses import dataclass
from pathlib import Path


@dataclass(frozen=True)
class MultiSegmentPlan:
    n_segments: int = 3
    gap_seconds: float = 12.0


def build(plan: MultiSegmentPlan, out_root: Path) -> Path:
    raise NotImplementedError("Owned by AZ-408 — AZ-406 supplies only the contract.")