Generate labels from workout

CHDataManagement/Model/FileResource.swift

@@ -298,6 +298,18 @@ final class FileResource: Item, LocalizedItem {
         return content.settings.general.url + version.outputPath
     }
 
+    // MARK: Workout
+
+    var routeOverview: RouteOverview? {
+        guard type == .route else {
+            return nil
+        }
+        guard let data = dataContent() else {
+            return nil
+        }
+        return try? WorkoutData(data: data).overview
+    }
+
     // MARK: Video thumbnail
 
     func createVideoThumbnail() {