docs: generate documentation for UI components (#5849)

* added tool to generate spec files for React components

* use typedoc for missing descriptions and types

* improvements and fixes

* improvements

* added doc comments for half of the components

* add custom resolver + more doc comments

* added all tsdocs

* general improvements

* add specs to UI docs

* added github action

* remove unnecessary api route

* Added readme for react-docs-generator

* remove comment

* Update packages/design-system/ui/src/components/currency-input/currency-input.tsx

Co-authored-by: Kasper Fabricius Kristensen <45367945+kasperkristensen@users.noreply.github.com>

* remove description of aria fields + add generate script

---------

Co-authored-by: Kasper Fabricius Kristensen <45367945+kasperkristensen@users.noreply.github.com>

packages/design-system/ui/src/components/textarea/textarea.tsx

@@ -3,6 +3,9 @@ import * as React from "react"
 import { clx } from "@/utils/clx"
 import { inputBaseStyles } from "../input"
 
+/**
+ * This component is based on the `textarea` element and supports all of its props
+ */
 const Textarea = React.forwardRef<
   HTMLTextAreaElement,
   React.ComponentPropsWithoutRef<"textarea">