Explore making drag event detail interfaces generic and make it easier to set up

[driskull]

Description

Explore making drag event detail interfaces generic and make it easier to set up

Something like this:

export type BlockDragDetail = DragDetail<
  // actual generic might have different positional args
  BlockGroup, Block
>; 

Proposed Advantages

Easier to setup new drag components and consistent typing

Which Component

block-group, list

Relevant Info

#11319 (comment)

Calcite package

• @esri/calcite-components
• @esri/calcite-components-react
• @esri/calcite-design-tokens
• @esri/calcite-ui-icons
• @esri/eslint-plugin-calcite-components