Stricter scene and query types

SeederAPI only serves Scenes, Recipes are inteded to be used locally only.

util/Seeder/SceneResult.cs

@@ -1,7 +1,35 @@
 namespace Bit.Seeder;
 
-public class SceneResult
+public class SceneResult : SceneResult<object?>
 {
-    public required object Result { get; init; }
-    public Dictionary<string, List<Guid>> TrackedEntities { get; init; } = new();
+    public SceneResult(Dictionary<string, string?> mangleMap, Dictionary<string, List<Guid>> trackedEntities)
+        : base(result: null, mangleMap: mangleMap, trackedEntities: trackedEntities) { }
+}
+
+public class SceneResult<TResult>
+{
+    public TResult Result { get; init; }
+    public Dictionary<string, string?> MangleMap { get; init; }
+    public Dictionary<string, List<Guid>> TrackedEntities { get; init; }
+
+    public SceneResult(TResult result, Dictionary<string, string?> mangleMap, Dictionary<string, List<Guid>> trackedEntities)
+    {
+        Result = result;
+        MangleMap = mangleMap;
+        TrackedEntities = trackedEntities;
+    }
+
+    public static explicit operator SceneResult<object?>(SceneResult<TResult> v)
+    {
+        var result = v.Result;
+
+        if (result is null)
+        {
+            return new SceneResult<object?>(result: null, mangleMap: v.MangleMap, trackedEntities: v.TrackedEntities);
+        }
+        else
+        {
+            return new SceneResult<object?>(result: result, mangleMap: v.MangleMap, trackedEntities: v.TrackedEntities);
+        }
+    }
 }