v0.0.4 of snap_panel

A highly customizable sliding panel component for Flutter, supporting multi-snap points, drag gestures, spring animations, and scroll linkage. Changelog excerpt: > 更新日志CHANGELOG_CN.md - Initial release of snap_panel - SnapPanel: Highly customizable sliding panel with multi-snap points - SnapPanelController: Programmatic control (expand, collapse, animateTo) - SnapPanelDragHandle: Built-in drag handle widget - Spring animation with configurable physics parameters - Background backdrop with tap-to-close support - Parallax effect for body content - Scroll linkage support for inner scrollable content - Optimized rendering with AnimatedBu[...]