added field polygon to data upload

FarmmapsApi/Services/FarmmapsApiService.cs

@@ -283,7 +283,7 @@ namespace FarmmapsApi.Services
         /// <param name="progressCallback"></param>
         /// <returns></returns>
         /// <exception cref="FileNotFoundException"></exception>
-        public async Task<UploadResults> UploadFile(string filePath, string parentItemCode,
+        public async Task<UploadResults> UploadFile(string filePath, string parentItemCode, string geoJsonString,
             Action<IUploadProgress> progressCallback = null)
         {
             if (!File.Exists(filePath))
@@ -300,7 +300,8 @@ namespace FarmmapsApi.Services
             {
                 Name = Path.GetFileName(filePath),
                 ParentCode = parentItemCode,
-                Size = uploadStream.Length
+                Size = uploadStream.Length,
+                Geometry = JObject.Parse(geoJsonString)
             };
 
             using var httpClient = CreateConfigurableHttpClient(_httpClient);