Move data and data loading to plugin libraries.

PkmnLib.Dynamic/Libraries/DataLoaders/JsonOptions.cs

@@ -0,0 +1,13 @@
+using System.Text.Json;
+
+namespace PkmnLib.Dynamic.Libraries.DataLoaders;
+
+internal static class JsonOptions
+{
+    public static JsonSerializerOptions DefaultOptions => new()
+    {
+        PropertyNameCaseInsensitive = true,
+        AllowTrailingCommas = true,
+        ReadCommentHandling = JsonCommentHandling.Skip,
+    };
+}