Pin Gradio to 4.44.0 for HF Spaces compatibility, fix Timer updates

.gitignore

@@ -0,0 +1,21 @@
+# Compiled Python
+__pycache__/
+*.py[cod]
+*$py.class
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+
+# Stockfish binary and source (HF will use packages.txt to install stockfish)
+stockfish/
+*.exe
+
+# Output files
+.output.txt
+
+# Virtual environments
+venv/
+.env/

README.md

@@ -4,7 +4,7 @@ emoji: ♟️
 colorFrom: blue
 colorTo: purple
 sdk: gradio
-sdk_version: 5.0.0
+sdk_version: 4.44.0
 app_file: app.py
 pinned: false
 license: mit

app.py

@@ -1394,7 +1394,7 @@ with gr.Blocks(title="Cascade Lattice Chess") as demo:
         global game_state
         game_state.auto_mode = not game_state.auto_mode
         return (
-            gr.Timer(active=game_state.auto_mode),
+            gr.update(active=game_state.auto_mode),
             render_game(game_state),
             get_status_text(),
             get_info_text()
@@ -1402,7 +1402,7 @@ with gr.Blocks(title="Cascade Lattice Chess") as demo:
     
     def sync_timer():
         """Sync timer state with game state"""
-        return gr.Timer(active=game_state.auto_mode)
+        return gr.update(active=game_state.auto_mode)
     
     # Event handlers - image clicks handle everything now
     game_image.select(process_click, inputs=[game_image], outputs=[game_image, status])
@@ -1411,7 +1411,7 @@ with gr.Blocks(title="Cascade Lattice Chess") as demo:
     auto_timer.tick(auto_play_tick, outputs=[game_image, status, info])
     
     # Sync timer when image updates (in case auto toggled via in-panel click)
-    game_image.change(lambda: (get_info_text(), gr.Timer(active=game_state.auto_mode)), outputs=[info, auto_timer])
+    game_image.change(lambda: (get_info_text(), gr.update(active=game_state.auto_mode)), outputs=[info, auto_timer])
     
     # Initialize game on page load
     def on_load():

requirements.txt

@@ -1,4 +1,4 @@
-gradio>=5.0.0
+gradio==4.44.0
 chess
 torch
 transformers