fix: 🐛 fix missing function in arcade

src/layers/MilepostLayer/arcade/LocateMP URL.arcade

@@ -6,6 +6,7 @@ var urlBase = "";
 
 // Split the Route ID into SR, RRT, and RRQ parts.
 var routeParts = splitRouteId($feature.Route);
+var attributes = Dictionary($feature)["attributes"];
 
 // Construct the key value pairs for the query string.
 var parts = [
@@ -16,6 +17,14 @@ var parts = [
   ["SRMP", Text($feature.SRMP,"#.##") + IIf($feature.Back == "B", "B", "")]
 ];
 
+if (HasKey(attributes, "EndSrmp")) {
+  var mpText = Text(attributes.EndSrmp,"#.##");
+  if (HasKey(attributes, "EndBack") && attributes.EndBack == "B") {
+    mpText += "B";
+  }
+  Push(parts,["EMP", mpText]);
+}
+
 /**
  * Detects if a tuple's value (element at index 1) is neither null nor empty.
  * @param kvp - A tuple containing a key and a value.

src/layers/MilepostLayer/arcade/WGS 1984 Coordinates.arcade

@@ -7,7 +7,5 @@
 var featureGeometry = Geometry($feature);
 
 if (TypeOf(featureGeometry) == "Point") {
-    webMercatorToWgs1984(Geometry($feature))
-} else {
-    webMercatorToWgs1984(Point($userInput))
+    webMercatorToWgs1984(featureGeometry)
 }