** (CompileError) lib/poolex.ex:38: undefined function to_timeout/1

Process completed with exit code 1.

The Ubuntu-20.04 brownout takes place from 2025-02-01. For more details, see https://github.com/actions/runner-images/issues/11101

module Mix.Tasks.Format is not a behaviour (in module Styler)

got "@impl Mix.Tasks.Format" for function features/1 but this behaviour does not specify such callback. There are no known callbacks, please specify the proper @behaviour and make sure it defines callbacks

got "@impl Mix.Tasks.Format" for function format/2 but this behaviour does not specify such callback. There are no known callbacks, please specify the proper @behaviour and make sure it defines callbacks