Added #

• Custom icon support for all snackbar methods (icon parameter)
• Custom icon color support (iconColor parameter)
• showIcon parameter to hide icons (showIcon: false)
• showCloseButton parameter to hide the close button
• showCustom() method for fully customizable snackbars
• showCustomSnackbar() context extension
• copyWith() method on SnackbarConfig for easy customization
• Position support: Show snackbars at top or bottom (position: SnackbarPosition.top)
• Action button: Add an action button with callback (actionLabel, onAction)
• Dismiss callback: Get notified when snackbar is dismissed (onDismiss)

Changed #

• All snackbar methods now accept optional icon, iconColor, showIcon, showCloseButton, position, actionLabel, onAction, and onDismiss parameters

Added #

• Explicit platform support declarations (Android, iOS, Web, macOS, Windows, Linux)
• Platform support table in README

Added #

• Initial release
• 4 snackbar states: success, error, warning, info
• Automatic dark mode support
• Optional subtitle for additional message details
• Close button to dismiss snackbar
• BuildContext extension for easy access
• Customizable duration
• Comprehensive documentation and examples