chore: Update README.md

Author: GoodbyePlanet

README.md

@@ -12,6 +12,7 @@ natural language or by symbol name.
 
 Hybrid retrieval combines dense embeddings with BM25, so both natural-language queries
 ("where do we publish order events?") and symbol-name lookups (`PlaceOrderRequest`) work well.
+[mcpservers.org](https://mcpservers.org/servers/goodbyeplanet/semcode)
 
 ## How it works