Update app.py

app.py

@@ -24,7 +24,7 @@ class NWFWOExample:
 
 # ---- 2. Core tool logic: check the learner’s guess ----
 
-@gr.mcp.tool()  # this exposes the function as an MCP tool to ChatGPT
+@gr.mcp.tool()  # exposes the function as an MCP tool to ChatGPT / MCP clients
 def check_nwfwo(
     transliteration: str,
     correct_nwfwo: str,
@@ -118,7 +118,12 @@ with gr.Blocks() as demo:
 
     btn.click(
         local_check_ui,
-        inputs=[transliteration_box, correct_nwfwo_box, user_guess_box, explanation_box],
+        inputs=[
+            transliteration_box,
+            correct_nwfwo_box,
+            user_guess_box,
+            explanation_box,
+        ],
         outputs=[result_box],
     )
 
@@ -216,11 +221,8 @@ def nwfwo_html_card():
 # ---- 5. Main entrypoint ----
 
 if __name__ == "__main__":
-    # This launches:
-    # - a browser-accessible Gradio UI for local testing
-    # - an MCP server (on /mcp) for ChatGPT to connect to
+    # On Hugging Face Spaces, you don't need to set port/host manually.
+    # mcp_server=True exposes the MCP endpoint (on /gradio_api/mcp/ in Spaces).
     demo.launch(
-        server_name="0.0.0.0",
-        server_port=7860,
         mcp_server=True,
     )