v0.1.0 of keyboard_accessory

A floating glassmorphic keyboard accessory toolbar for Flutter with focus traversal, customisable actions, and full bar replacement. Changelog excerpt: - Initial release. - KeyboardAccessoryHost— wraps a form, tracks focus nodes, manages overlay lifecycle. - KeyboardAccessoryBar— floating glassmorphic pill bar with adaptive light/dark colours. - KeyboardAccessoryTheme— immutable value class for full visual customisation. - KeyboardAccessoryAction— typed toolbar button with spacersentinel. - KeyboardAccessoryScope— InheritedWidgetfor app-level theme defaults. - Three customisation tiers: custom actions → custom theme → full `barBui[...]