Talking pumpkin fun

Updated 3D pumpkin with more natural movement, blinking, and eye animations.
Improved lip sync for more accurate mouth movement during speech.
Faster speech detection and shorter response times.
Clearer audio with reduced background noise.
Better detection of quiet words and the beginnings of phrases.
Improved voice effects and added fun sounds.
More customization options, including backgrounds, pumpkin styles, visual effects, and accessories.