refactor: back to jsx 🥇

src/container/EdgeRenderer/Marker.tsx

@@ -0,0 +1,22 @@
+import { FunctionalComponent } from 'vue';
+
+interface MarkerProps {
+  id: string;
+}
+
+export default ((props: MarkerProps, { slots }) => {
+  return () => (
+    <marker
+      id={props.id}
+      class="revue-flow__arrowhead"
+      markerWidth="12.5"
+      markerHeight="12.5"
+      viewBox="-10 -10 20 20"
+      orient="auto"
+      refX="0"
+      refY="0"
+    >
+      {slots.default ? slots.default() : ''}
+    </marker>
+  );
+}) as FunctionalComponent<MarkerProps>;