Start of simulation application

src/bedit_gui/simulation_models.py

@@ -0,0 +1,11 @@
+from __future__ import annotations
+
+from collections.abc import Mapping
+from dataclasses import dataclass, field
+from enum import Enum
+from typing import Any
+
+@dataclass
+class SimulationRoot:
+    format_version: int = 1
+    model_file_path: str | None # The file path of the BEdit file if there is one