require "kemal" strategies_dir = ENV.fetch("STRATEGIES_DIR") post "/:strategy" do |env| output = IO::Memory.new Process.run( "#{strategies_dir}/#{env.params.url["strategy"]}", [ env.params.query.to_h.to_json, env.params.json.to_json ], output: output, error: output, ) puts output.to_s output.to_s end Kemal.run