0.9.1-alpha.86

Patch Changes

• f181310: feat(toggle-button): add exclusive ToggleButton.Group selection

  ToggleButton.Group owns one selected value, with controlled and uncontrolled APIs. Its members opt in through value, inherit the group appearance defaults, and remain usable at any nesting depth through context.

• 91cf010: feat(toggle-button): add an independent two-state action

  ToggleButton follows the button's fixed-height scale and dot-notation composition while owning or receiving a boolean selection. It exposes controlled and uncontrolled APIs, publishes selected, pressed and disabled state to render children and custom slots, and announces selection through accessibilityState.

  Three variants provide filled, softly filled and content-only treatments. primary moves from the neutral fill to the accent, secondary uses soft fills in both states, and ghost stays transparent while its content changes to the accent. A raw color follows through the uncached tint pass. ToggleButton.Label and ToggleButton.Icon inherit the resolved selection colour, and icon-only controls keep the same missing-label warning as Button.