@spec built_in_profile_modules() :: [module()]

Returns the provider profile modules booted into the default registry.

This includes the shipped first-party profiles plus any explicitly configured external preload modules.

@spec configured_profile_modules() :: [module()]

Returns provider profile modules configured to preload into the default registry at boot.

@spec first_party_profile_modules() :: [first_party_profile_module(), ...]

Returns the first-party provider profile modules shipped by cli_subprocess_core.

@spec normalized_event_kinds() :: [CliSubprocessCore.Event.kind()]

Returns the normalized event kinds exposed by the core vocabulary.

@spec provider_profile(atom()) :: {:ok, module()} | :error

Resolves a provider profile from the default registry.