SlideToBookButton.kt

@Composable
fun SlideToBookButton(
    btnText: String,                        // The text label shown on the button (e.g., "Book Ride ₹199")
    btnTextStyle: TextStyle,               // The style for the button text (font, weight, size, etc.)
    outerBtnBackgroundColor: Color,        // Background color for the outer track (entire button)
    sliderBtnBackgroundColor: Color,       // Background color for the draggable thumb
    @DrawableRes sliderBtnIcon: Int,       // Icon to show inside the draggable thumb
    onBtnSwipe: () -> Unit                 // Callback triggered when swipe is completed
)