feat: give every MCP client its own token, rate limit and log name

config/packages/framework.yaml

@@ -17,7 +17,7 @@ framework:
         log: true
 
     rate_limiter:
-      # Per MCP token. A chatbot turn makes a few tool calls; this catches runaway loops.
+      # Per MCP client. A chatbot turn makes a few tool calls; this catches runaway loops.
       chatbot_mcp:
         policy: sliding_window
         limit: 60