add caching, add to stats

src/abricksetapi.py

@@ -11,6 +11,7 @@ import math
 import dotenv
 from typing import Dict, Any, Optional
 from datetime import datetime, timedelta
+from async_lru import alru_cache
 from . import throttler
 
 Throttler = throttler.GlobalThrottler
@@ -155,9 +156,10 @@ class AsyncBricksetAPI:
                     self.logger.info("Successfully authenticated with Brickset API")
                 return result
 
+    @alru_cache(maxsize=1000, ttl=604800)  # Cache 1000 sets, 7 days TTL
     async def get_set(self, set_number: int) -> Dict[str, Any]:
         """
-        Fetch LEGO set information asynchronously
+        Fetch LEGO set information asynchronously (cached for 7 days)
 
         Args:
             set_number (str): LEGO set number