add intermediate steps

Author: AlboCode

src/CCatClient.php

@@ -370,6 +370,7 @@ private function jsonToResponse(string $jsonResponse): Response
         $why = new Why();
         $why->input = $responseArray['why']['input'];
         $why->intermediate_steps = $responseArray['why']['intermediate_steps'] ?? [];
+        $why->model_interactions = $responseArray['why']['model_interactions'] ?? [];
         $memory = new Memory();
         $memory->declarative = $responseArray['why']['memory']['declarative'];
         $memory->episodic = $responseArray['why']['memory']['episodic'];

src/Model/Why.php

@@ -12,4 +12,8 @@ class Why
     public ?array $intermediate_steps;
 
     public Memory $memory;
+    /**
+     * @var null|array<mixed>
+     */
+    public ?array $model_interactions = null;
 }