import gradio as gr

def simple_function(text):
    return f"You entered: {text}"

# Create a minimal Gradio app
with gr.Blocks() as app:
    gr.Markdown("# Minimal Test App")
    
    with gr.Row():
        input_text = gr.Textbox(label="Enter text")
        output_text = gr.Textbox(label="Output")
    
    submit_btn = gr.Button("Submit")
    
    submit_btn.click(
        fn=simple_function,
        inputs=[input_text],
        outputs=[output_text]
    )

if __name__ == "__main__":
    app.launch(server_name="0.0.0.0", server_port=7861)