{erl_opts, [
    debug_info,
    warn_export_all,
    warn_export_vars,
    warn_missing_spec,
    warn_obsolete_guard,
    warn_shadow_vars,
    warn_unused_import,
    warnings_as_errors
]}.

{deps, [
    {'gpb', "3.20.0"}
]}.

{dialyzer, [
    {warnings, [unmatched_returns]}
]}.