MultiShot Demo page for seamless shot-switching on the WebGUI

Added personalized tracking setting for the height of the head in the image of the follow camera

Added personalized tracking setting for the zoom level of the follow camera

Updated AI tracking algorithm for improved system performance

Improved front-end vizualisation and polling status for a better user interface experience

Resolved an HDMI output issue which could result in black screen output

Improved MultiShot switcher functionality, ensuring consistent loading.