Feat: add __repr__ and to_dict

backend/model/tribe.py

@@ -25,3 +25,9 @@ class Tribe:
         if isinstance(other, Tribe):
             return self.name == other.name
         return False
+
+    def __repr__(self) -> str:
+        return f"<Tribe {self.name=}>"
+
+    def to_dict(self) -> dict:
+        return {"name": self.name, "level": self.level}