Added an empty interface class

src/interface.py

@@ -0,0 +1,19 @@
+class ModelInterface:
+    def __init__(self, model_name: str):
+        pass
+        self.current_moves = ""
+    
+    
+
+    #Appends model's next move to the current UCI moves and returns them
+    def get_next_move(self):
+        pass
+
+    #Inputs the current UCI moves with the opponent's move at the end
+    def add_opp_move(self, moves: str): 
+        pass
+
+    #Checks if the last move is legal
+    def is_legal(self, move: str):
+        pass
+