#Refactor WondersController: Apply Clean Code principles (Uncle Bob style)

Data/DataSeedingApplication.cs

@@ -5,18 +5,25 @@ namespace WondersAPI.Data
 {
     public static class DataSeedingApplication
     {
-        public static List<Wonder> SeedWonders(string filePath)
-        {
-            if (!File.Exists(filePath))
-                throw new FileNotFoundException($"Seed data file not found: {filePath}");
+        public static List<Wonder> LoadWondersFromJsonFile(string jsonFilePath) =>
+            ReadAndConvertJsonToWonders(jsonFilePath);
 
-            var json = File.ReadAllText(filePath);
-            var wonders = JsonSerializer.Deserialize<List<Wonder>>(json, new JsonSerializerOptions
+        private static List<Wonder> ReadAndConvertJsonToWonders(string jsonFilePath)
+        {
+            ThrowIfJsonFileDoesNotExist(jsonFilePath);
+            return ConvertJsonStringToWonderList(File.ReadAllText(jsonFilePath));
+        }
+
+        private static void ThrowIfJsonFileDoesNotExist(string jsonFilePath)
+        {
+            if (!File.Exists(jsonFilePath))
+                throw new FileNotFoundException($"The seed data file was not found at path: {jsonFilePath}");
+        }
+
+        private static List<Wonder> ConvertJsonStringToWonderList(string jsonString) =>
+            JsonSerializer.Deserialize<List<Wonder>>(jsonString, new JsonSerializerOptions
             {
                 PropertyNameCaseInsensitive = true
-            });
-
-            return wonders ?? new List<Wonder>();
-        }
+            }) ?? new List<Wonder>();
     }
-}
+}