[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/Spinner/index.mjs

@@ -0,0 +1,27 @@
+import React from 'react'
+
+/*
+ * A simple spinner
+ */
+export const Spinner = ({ className = 'tw-h-6 tw-w-6' }) => (
+  <svg
+    className={`tw-animate-spin ${className}`}
+    xmlns="http://www.w3.org/2000/svg"
+    fill="none"
+    viewBox="0 0 24 24"
+  >
+    <circle
+      className="tw-opacity-25"
+      cx="12"
+      cy="12"
+      r="10"
+      stroke="currentColor"
+      strokeWidth="4"
+    ></circle>
+    <path
+      className="tw-opacity-75"
+      fill="currentColor"
+      d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"
+    ></path>
+  </svg>
+)