Default to Materios path unless user specifies direct Cardano

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: realdecimalist

community/orynq-ai-auditability/main.py

@@ -324,8 +324,8 @@ async def run(self):
             mode = self._detect_anchor_mode(mode_input)
             if not mode:
                 # Default to managed API if unclear
-                mode = "direct"
-                self._log_info("[OrynqAudit] No clear preference, defaulting to direct Cardano")
+                mode = "materios"
+                self._log_info("[OrynqAudit] No clear preference, defaulting to Materios")
 
             if mode == "materios":
                 await self.capability_worker.speak(