fix jukebox app using icons

app.py

@@ -1,8 +1,6 @@
-from interactive_pipe import Control
-from interactive_pipe.headless.pipeline import HeadlessPipeline
-from interactive_pipe.graphical.gradio_gui import InteractivePipeGradio
-from interactive_pipe import interactive
+from interactive_pipe import Control, interactive_pipeline, interactive
 from interactive_pipe.data_objects.image import Image
+import argparse
 # from interactive_pipe.thirdparty.images_openai_api import ImageFromPrompt
 from pathlib import Path
 import cv2
@@ -94,11 +92,14 @@ def sample_pipeline():
     song_choice()
     play_song()
     img_out = image_choice()
-    return [img_out,]
+    return [[img_out, img_out]]
 
 
 if __name__ == '__main__':
-    pip = HeadlessPipeline.from_function(sample_pipeline, cache=False)
-    app = InteractivePipeGradio(
-        pipeline=pip, name="music", size=None, audio=True)
+    parser = argparse.ArgumentParser(description='Xylophone synthesizer')
+    parser.add_argument('-b', '--backend', type=str,
+                        default='gradio', choices=['gradio', 'qt'])
+    args = parser.parse_args()
+    app = interactive_pipeline(
+        cache=False, gui=args.backend, audio=True)(sample_pipeline)
     app()