fix(caps): supports_thinking=True — ZAYA reasons by default

jang_config.json

@@ -20,9 +20,9 @@
     "tool_parser": "zaya_xml",
     "think_in_template": false,
     "supports_tools": true,
-    "supports_thinking": false,
+    "supports_thinking": true,
     "family": "zaya",
     "modality": "text",
     "cache_type": "hybrid"
   }
-}
+}