split dialogs and war/campaign/round classes to files

src/warchron/model/war_participant.py

@@ -0,0 +1,18 @@
+from __future__ import annotations
+from uuid import uuid4
+
+
+class WarParticipant:
+    def __init__(self, *, player_id: str, faction: str):
+        self.id: str = str(uuid4())
+        self.player_id: str = player_id  # ref to WarModel.players
+        self.faction: str = faction
+
+    def set_id(self, new_id: str) -> None:
+        self.id = new_id
+
+    def set_player(self, new_player: str) -> None:
+        self.player_id = new_player
+
+    def set_faction(self, new_faction: str) -> None:
+        self.faction = new_faction