Start the duration slider at the 5 s the model actually generates

app.py

@@ -80,7 +80,7 @@ FPS, FRAMES_PER_CHUNK, LATENTS_PER_CHUNK = 24, 17, 5
 # 15 s is the checkpoint's ceiling, but it is the *snapped* frame count that has to hold for it: 15 s is 360 frames,
 # which rounds up to 362, i.e. 15.083 s, and is refused. 14 is the last whole second that survives the snap.
 MAX_UI_DURATION = 14
-MIN_DURATION = 2
+MIN_DURATION = 5
 # A reference video shorter than 2 s gives the model almost no motion to read, and 15 s is the checkpoint's ceiling.
 MIN_REFERENCE_VIDEO, MAX_REFERENCE_VIDEO = 2.0, 15.0
 # `MINIMAX_H3_MAX_REFERENCE_IMAGES`, hardcoded so the UI renders before `diffusers` is importable. The slots are all