Rack 3 breaks deeply nested hash when inside an array about rack HOT 3 CLOSED

> qp.normalize_params({},'array[]hashwitharrays[A][]','0')
=> 
{"array"=>
  [#<Rack::QueryParser::Params:0x00007f92a5749638
    @params={"hashwitharrays[A][]"=>"0"},
    @size=0>]}

> qp.normalize_params({},'array[][hashwitharrays][A][]','0')
=> 
{"array"=>
  [#<Rack::QueryParser::Params:0x00007f92a0d07610
    @params=
     {"hashwitharrays"=>
       #<Rack::QueryParser::Params:0x00007f92a0d07138
        @params={"A"=>["0"]},
        @size=0>},
    @size=0>]}