A responsive, draggable split panel component for Panel applications, powered by split.js. Includes: - Draggable dividers - Resize panels by dragging the divider between them - Collapsible panels - Collapse individual panels with toggle buttons - Flexible orientation - Support for both horizontal and vertical splits - Size constraints - Enforce minimum and maximum panel sizes - Snap behavior - Smart snapping to minimum sizes for better UX - Customizable sizes - Control initial and expanded panel sizes - Multi-panel support - Create layouts with 2+ panels using MultiSplit