update

src/utils.jl

@@ -406,7 +406,7 @@ function isUseTools(a::agentReflex)
   response = sendReceivePrompt(a, prompt, temperature=0.0)
   response = split(response, "<|im_end|>")[1]
   for (toolname, v) in a.tools
-    if occursin(toolname, response)
+    if occursin(toolname, String(response))
       isusetool = true
       break
     end
@@ -867,6 +867,7 @@ end
 Arguments:
   text = a text you want to split
   headers = a list of keywords you want to add step and substep to
+  step = a number you want to add
 
 Return:
   a leftmost text after split
@@ -884,11 +885,10 @@ function replaceHeaders(text::T, headers, step::Int) where {T<:AbstractString}
     header = i[1:end-1]  # not include ":"
     if occursin(header, newtext)
       startind = findfirst(header, newtext)[1]
-      stopind = findnext(":", newtext, startind+1)[end]
+      stopind = findnext(":", newtext, startind+1)[end] #BUG MethodError: no method matching lastindex(::Nothing)
       word = newtext[startind: stopind]
       newword = "$header $step:"
       newtext = replace(newtext, word=> newword)
-      
     end
   end