CutoutAccessoryView

• New:
  • Introduced CutoutAccessoryView, replacing TopologyButtons.
    • Clearer API and documentation for any leading/trailing content.
    • Automatically adapts to notched, Dynamic Island, and standard devices.
  • The .auto padding mode now uses mathematical curves to calculate optimal spacing around the display cutout.
  • Improved "fake cutout" logic for non-notched devices, providing more natural spacing.
  • New Swift package icon (iOS 26 style) and updated images.
• Breaking:
  • TopologyButtons has been removed.
    • Migrate to CutoutAccessoryView.
  • Padding API has changed to support the new, more flexible system.
• Improved:
  • Layout and spacing are more consistent and customizable across all iPhones.
  • Documentation and code comments have been expanded and clarified.