chore: Port FreeSewing.dev to docusaurus

The replaces the NextJS site powering FreeSewing.dev with a Docusaurus
setup. It's part of my efforts to simplify FreeSewing's setup so we can
focus on our core value proposition.

sites/dev/docs/reference/api/path/clone/readme.mdx

@@ -0,0 +1,38 @@
+---
+title: Path.clone()
+---
+
+The `Path.clone()` method returns a new `Path` object that is a deep copy of this path.
+
+## Signature
+
+```js
+Path path.clone()
+```
+
+## Example
+
+<Example caption="Example of the Path.clone() method">
+```js
+({ Point, points, Path, paths, part }) => {
+
+  points.A = new Point(45, 60)
+  points.B = new Point(10, 30)
+  points.BCp2 = new Point(40, 20)
+  points.C = new Point(90, 30)
+  points.CCp1 = new Point(50, -30)
+
+  paths.example = new Path()
+    .move(points.A)
+    .line(points.B)
+    .curve(points.BCp2, points.CCp1, points.C)
+
+  paths.clone = paths.example
+    .clone()
+    .setClass("note lashed stroke-xl")
+    .attr("style", "stroke-opacity: 0.5")
+
+  return part
+}
+```
+</Example>