build

docs/chapter_graph/graph_traversal.md

@@ -444,6 +444,12 @@ BFS 通常借助队列来实现，代码如下所示。队列具有“先入先
     }
     ```
 
+=== "Ruby"
+
+    ```ruby title="graph_bfs.rb"
+    [class]{}-[func]{graph_bfs}
+    ```
+
 === "Zig"
 
     ```zig title="graph_bfs.zig"
@@ -885,6 +891,14 @@ BFS 通常借助队列来实现，代码如下所示。队列具有“先入先
     }
     ```
 
+=== "Ruby"
+
+    ```ruby title="graph_dfs.rb"
+    [class]{}-[func]{dfs}
+
+    [class]{}-[func]{graph_dfs}
+    ```
+
 === "Zig"
 
     ```zig title="graph_dfs.zig"