update

src/type.jl

@@ -130,6 +130,7 @@ julia> agent = YiemAgent.bsommelier(
 mutable struct sommelier <: agent
   name::String  # agent name
   id::String    # agent id
+  retailername::String
   tools::Dict   
   maxHistoryMsg::Integer  # e.g. 21th and earlier messages will get summarized
 
@@ -160,6 +161,7 @@ function sommelier(
   ;
   name::String= "Assistant",
   id::String= string(uuid4()),
+  retailername::String= "retailer_name",
   maxHistoryMsg::Integer= 20,
   chathistory::Vector{Dict{Symbol, String}} = Vector{Dict{Symbol, String}}(),
   )
@@ -192,6 +194,7 @@ function sommelier(
   newAgent = sommelier(
     name,
     id,
+    retailername,
     tools,
     maxHistoryMsg,
     chathistory,