[breaking]: FreeSewing v4 (#7297)

Refer to the CHANGELOG for all info.

---------

Co-authored-by: Wouter van Wageningen <wouter.vdub@yahoo.com>
Co-authored-by: Josh Munic <jpmunic@gmail.com>
Co-authored-by: Jonathan Haas <haasjona@gmail.com>

packages/react/components/Echart/index.mjs

@@ -0,0 +1,21 @@
+import React from 'react'
+import * as _echarts from 'echarts'
+import ReactECharts from 'echarts-for-react'
+import { Popout } from '@freesewing/react/components/Popout'
+
+export const echarts = _echarts
+
+echarts.registerTheme('light', {
+  backgroundColor: 'transparent',
+})
+echarts.registerTheme('dark', {
+  backgroundColor: 'transparent',
+})
+
+export const ChartWrapper = ({ option = false, theme = 'light', h = 400 }) => {
+  return option ? (
+    <ReactECharts option={option} className="class_2" theme={theme} style={{ height: h }} />
+  ) : (
+    <Popout loading>Loading chart...</Popout>
+  )
+}