Fix Gradio deployment errors

app.py

@@ -109,4 +109,8 @@ def create_interface():
 
 if __name__ == "__main__":
     demo = create_interface()
-    demo.launch()
+    demo.launch(
+        share=True,
+        server_name="0.0.0.0",
+        server_port=7860
+    )

requirements.txt

@@ -7,8 +7,8 @@ datasets>=2.14.0
 huggingface-hub>=0.19.0
 safetensors>=0.4.0
 
-# Gradio for Hugging Face Spaces - use much older stable version
-gradio==3.50.0
+# Gradio for Hugging Face Spaces - pinned to avoid schema errors
+gradio==3.50.2
 
 # Backend API
 fastapi>=0.104.0