feat: change context slider default value to ensure best results

app.py

@@ -115,7 +115,7 @@ demo = gr.Interface(
         gr.Textbox(lines=1, label="What is your question?"),
     ],
     additional_inputs=[
-        gr.Slider(1, 10, value=4, step=1, label="Top-K Documents"),
+        gr.Slider(1, 10, value=8, step=1, label="Top-K Documents"),
         gr.Slider(0.1, 1.0, value=0.6, step=0.05, label="Temperature"),
         gr.Slider(64, 1024, value=512, step=64, label="Max Answer Length")
     ],