v2.8.6

• Enhanced initial loading performance through the introduction of preload and cache functionalities.
  preload / cache
• Implemented a feature to pause the streaming content.
  freeze / unfreeze
• Expanded the selection of available background options (added Canvas and ImageBitmap).
• Introduced the capability to turn off segmentation in layouts (show full camera frame or hide it).
  setLayoutMode
• Improved the handling of resizing for MediaStream in the background.
• Resolved an issue where video backgrounds would pause when navigating away from the tab.