fix: default max_seq_length to 1024 in UI slider

app.py

@@ -305,7 +305,7 @@ def build_ui():
                             1, 64, value=16, step=1, label="Gradient Accumulation Steps"
                         )
                         max_seq_length = gr.Slider(
-                            512, 8192, value=2048, step=256, label="Max Sequence Length"
+                            512, 8192, value=1024, step=256, label="Max Sequence Length"
                         )
 
                         gr.Markdown("### LoRA Configuration")