Update app.py

app.py

@@ -21,7 +21,7 @@ def video_func(id,lines):
     if os.path.exists(filename):
         audio = MP3(filename)
         duration = audio.info.length
-    IMAGE_PATH = "images/slide"+str(id)+".png"     # Ensure this path is correct
+    IMAGE_PATH = "/tmp/images/slide"+str(id)+".png"     # Ensure this path is correct
     VIDEO_DURATION = duration               # seconds
     HIGHLIGHT_COLOR = (255, 255, 0)   # Yellow highlight
     HIGHLIGHT_OPACITY = 0.5           # Semi-transparent