all these changes

frontend/node_modules/@turf/standard-deviational-ellipse/index.d.ts

@@ -0,0 +1,37 @@
+import {
+  FeatureCollection,
+  Feature,
+  Position,
+  Polygon,
+  Properties,
+  Point,
+} from "@turf/helpers";
+
+/**
+ * http://turfjs.org/docs/#standarddeviational-ellipse
+ */
+
+export interface SDEProps {
+  meanCenterCoordinates: Position;
+  semiMajorAxis: number;
+  semiMinorAxis: number;
+  numberOfFeatures: number;
+  angle: number;
+  percentageWithinEllipse: number;
+}
+
+export interface StandardDeviationalEllipse extends Feature<Polygon> {
+  properties: {
+    standardDeviationalEllipse: SDEProps;
+    [key: string]: any;
+  };
+}
+
+export default function (
+  points: FeatureCollection<Point>,
+  options?: {
+    properties?: Properties;
+    weight?: string;
+    steps?: number;
+  }
+): StandardDeviationalEllipse;