root@mkuprienko-dev15:~/cercle# MIX_ENV=prod mix deps.get
Could not find Hex, which is needed to build dependency :phoenix
Shall I install Hex? (if running non-interactively, use: "mix local.hex --force") [Yn] Y
** (MatchError) no match of right hand side value: {:error, {:ssl, {'no such file or directory', 'ssl.app'}}}
    (mix) lib/mix/utils.ex:432: Mix.Utils.read_httpc/1
    (mix) lib/mix/utils.ex:376: Mix.Utils.read_path/2
    (mix) lib/mix/local.ex:139: Mix.Local.read_path!/2
    (mix) lib/mix/local.ex:118: Mix.Local.find_matching_versions_from_signed_csv!/2
    (mix) lib/mix/tasks/local.hex.ex:29: Mix.Tasks.Local.Hex.run/1
    (mix) lib/mix/dep/loader.ex:143: Mix.Dep.Loader.with_scm_and_app/4
    (mix) lib/mix/dep/loader.ex:99: Mix.Dep.Loader.to_dep/3
    (elixir) lib/enum.ex:1229: Enum."-map/2-lists^map/1-0-"/2