docs: readme

Author: adamberecz

README.md

@@ -199,6 +199,7 @@ Join our [Discord channel](https://discord.gg/WhX2nG6GTQ) or [open an issue](htt
 | **orientation** | `string` | `'horizontal'` | The orientation of the slider. Possible values: `horizontal\|vertical` |
 | **direction** | `string` | `'ltr'` | The direction of the slider. By default value increases *left-to-right* and *top-to-bottom*, which is reversed when using `rtl`. Possible values: `ltr\|rtl` |
 | **tooltipPosition** | `string` | `null` | The position of the slider tooltips. Possible values: `null\|'top'\|'bottom'\|'left'\|'right'` depending on `orientation` prop. When `null` it equals to `orientation` default (`'top'` for `'horizontal'` and `'left'` for `'vertical'`). |
+| **aria** | `object` | | An object containing aria attributes to be added for each handle. |
 | **ariaLabelledby** | `string` | `null` | Sets the `aria-labelledby` attribute of handles. |
 | **options** | `object` | `{}` | Additional [options](https://refreshless.com/nouislider/slider-options/) for noUiSlider. |
 | **classes** | `object` | | An object of class names that gets merged with the default values. Default:<br>`{`<br>&nbsp;&nbsp;`target: 'slider-target',`<br>&nbsp;&nbsp;`ltr: 'slider-ltr',`<br>&nbsp;&nbsp;`rtl: 'slider-rtl',`<br>&nbsp;&nbsp;`horizontal: 'slider-horizontal',`<br>&nbsp;&nbsp;`vertical: 'slider-vertical',`<br>&nbsp;&nbsp;`textDirectionRtl: 'slider-txt-dir-rtl',`<br>&nbsp;&nbsp;`textDirectionLtr: 'slider-txt-dir-ltr',`<br>&nbsp;&nbsp;`base: 'slider-base',`<br>&nbsp;&nbsp;`connects: 'slider-connects',`<br>&nbsp;&nbsp;`connect: 'slider-connect',`<br>&nbsp;&nbsp;`origin: 'slider-origin',`<br>&nbsp;&nbsp;`handle: 'slider-handle',`<br>&nbsp;&nbsp;`handleLower: 'slider-handle-lower',`<br>&nbsp;&nbsp;`handleUpper: 'slider-handle-upper',`<br>&nbsp;&nbsp;`touchArea: 'slider-touch-area',`<br>&nbsp;&nbsp;`tooltip: 'slider-tooltip',`<br>&nbsp;&nbsp;`tooltipTop: 'slider-tooltip-top',`<br>&nbsp;&nbsp;`tooltipBottom: 'slider-tooltip-bottom',`<br>&nbsp;&nbsp;`tooltipLeft: 'slider-tooltip-left',`<br>&nbsp;&nbsp;`tooltipRight: 'slider-tooltip-right',`<br>&nbsp;&nbsp;`active: 'slider-active',`<br>&nbsp;&nbsp;`draggable: 'slider-draggable',`<br>&nbsp;&nbsp;`tap: 'slider-state-tap',`<br>&nbsp;&nbsp;`drag: 'slider-state-drag'`<br>`}` |