make board scale better

src/piece.rs

@@ -12,12 +12,19 @@ impl Piece {
         }
     }
 
-    pub const fn text(&self) -> &'static str {
+    pub const fn symbol(&self) -> &'static str {
         match self {
             Piece::White => "■",
             Piece::Black => "□",
         }
     }
+
+    pub const fn text(&self) -> &'static str {
+        match self {
+            Piece::Black => "Black",
+            Piece::White => "White",
+        }
+    }
 }
 
 impl std::ops::Not for Piece {