# =============================
# app/tabs/__init__.py
# =============================

from __future__ import annotations
from dataclasses import dataclass
from typing import Protocol, Dict, Any

class SimTab(Protocol):
    frame: any
    def save_into_config(self, out: Dict[str, Any]) -> None: ...
    def load_from_config(self, cfg: Dict[str, Any]) -> None: ...