Update app.py

app.py

@@ -82,7 +82,7 @@ def parse_coordinate_list(board_str: str) -> List[List[str]]:
     into a 6x7 grid (list of lists) with row index 0 as the bottom.
     """
     grid = [['.' for _ in range(7)] for _ in range(6)]
-    if not board_str.strip() or board_str == "Empty Board":
+    if not board_str.strip():
         return grid
     coords = board_str.split(",")
     for coord in coords: