v3.0.9

• UIComponent:
  • clear:
    • Added check to prevent clearing when preserveRender is true and there are loading or rendered async contents.
  • render:
    • Reset _renderedAsyncContents to null when not preserving render.
• _UIDOMTreeReferenceMap:
  • isValidEntry:
    • Added condition to always consider entries valid if their component's preserveRender is true.