create multiple bot configs from a template and a file with login:password pairs. Don't use `:` in passwords or logins, OR ELSE.

botgen.vbs

Set objPassFile = CreateObject("Scripting.FileSystemObject").OpenTextFile(".\passwords.txt",1)
Set objTmplFile = CreateObject("Scripting.FileSystemObject").OpenTextFile(".\template.json",1)
strTmplText = objTmplFile.ReadAll()
objTmplFile.Close
Set objTmplFile = Nothing 
Dim strLine
botnum = 1
digitnum = 3
do while not objPassFile.AtEndOfStream
     strLine = objPassFile.ReadLine()
     filenum = CStr (botnum)
     Dim num : num = 0
     If digitnum > Len(filenum) Then num = digitnum - Len(filenum)
     filenum = String(num, "0") & filenum
     filename = ".\bot" & filenum & ".json"
     Set objFileToWrite = CreateObject("Scripting.FileSystemObject").OpenTextFile(filename,2,true)     
     credentials = Split (strLine,":")
     strOutText = Replace (strTmplText,"%username%","""" & credentials(0) & """" )
     strOutText = Replace (strOutText,"%password%","""" & credentials(1) & """")
     objFileToWrite.WriteLine(strOutText)
     objFileToWrite.Close
     Set objFileToWrite = Nothing
     botnum = botnum +1
loop
objPassFile.Close
Set objPassFile = Nothing
MsgBox ("done")