Claude Code: fix: add error handling to message slicing in interact endpoint

app.py

@@ -90,7 +90,8 @@ async def interact(request: InteractRequest):
     this would connect to the OpenClaw agent system.
     """
     try:
-        logger.info(f"Interact request: {request.message[:100]}...")
+        msg_preview = request.message[:100] if len(request.message) > 100 else request.message
+        logger.info(f"Interact request: {msg_preview}...")
 
         # Placeholder response - in production, this would call the agent brain
         return InteractResponse(