mongooseim.cfg generator

#!/usr/bin/env escript
%%! -pa _build/default/lib/bbmustache/ebin

main([]) ->
OutputFilePath= <<"/etc/mongooseim/mongooseim.cfg">>,
TemplateFile= <<"/root/mongooseimru/rel/files/mongooseim.cfg">>,
  {ok, Template} = file:read_file(TemplateFile),
  {ok, Vars} = file:consult("rel/vars.config"),
    %io:format("~p -- ~p",[Template,Vars])

   CfgFile = bbmustache:render(Template, maps:from_list(Vars),
                            [{key_type, atom}]),
        %io:format("~p ",[CfgFile]) .

 R= file:write_file(OutputFilePath, CfgFile),

 io:format("~p ",[R])
 .