Raise MAX_PASTE_CHARS to 128K and redaction max_tokens to 8000

includes/LegalTools.php

@@ -6,7 +6,7 @@ require_once __DIR__ . '/AzureOpenAiGateway.php';
 
 final class DbnLegalToolsService
 {
-    private const MAX_PASTE_CHARS = 32000;
+    private const MAX_PASTE_CHARS = 128000;
 
     private DbnAzureOpenAiGateway $azure;
 
@@ -841,7 +841,7 @@ PROMPT;
                 ['role' => 'user',   'content' => $preRedacted],
             ], [
                 'temperature' => 0.1,
-                'max_tokens'  => 4000,
+                'max_tokens'  => 8000,
                 'json'        => true,
                 'timeout'     => 90,
             ]);