all these changes

frontend/node_modules/react-leaflet/lib/Polygon.js

@@ -0,0 +1,12 @@
+import { createElementObject, createPathComponent, extendContext } from '@react-leaflet/core';
+import { Polygon as LeafletPolygon } from 'leaflet';
+export const Polygon = createPathComponent(function createPolygon({ positions , ...options }, ctx) {
+    const polygon = new LeafletPolygon(positions, options);
+    return createElementObject(polygon, extendContext(ctx, {
+        overlayContainer: polygon
+    }));
+}, function updatePolygon(layer, props, prevProps) {
+    if (props.positions !== prevProps.positions) {
+        layer.setLatLngs(props.positions);
+    }
+});