Update app.py

app.py

@@ -310,7 +310,7 @@ def Generate_Music_Bridge(input_midi,
                         dur = ((ss-16768) // 8) * 16
                         vel = (((ss-16768) % 8)+1) * 15
             
-                        song_f.append(['note', time, dur, channel, pitch, vel ])
+                        song_f.append(['note', time, dur, channel, pitch, vel, patch])
             
                 patches = [0 if x==-1 else x for x in patches]