Update app.py

app.py

@@ -1088,7 +1088,7 @@ with block:
                 with gr.Group():
                     prompt = gr.Textbox(label="Prompt")
                     bg_source = gr.Radio(choices=[e.value for e in list(BGSource)[2:]],
-                                        value=BGSource.GREY.value,
+                                        value=BGSource.LEFT.value,
                                         label="Lighting Preference (Initial Latent)", type='value')
                 example_quick_subjects = gr.Dataset(samples=quick_subjects, label='Subject Quick List', samples_per_page=1000, components=[prompt])
                 example_quick_prompts = gr.Dataset(samples=quick_prompts, label='Lighting Quick List', samples_per_page=1000, components=[prompt])