Returns a specification to start this module under a supervisor.

See Supervisor.

@spec ets_table_name() :: atom()

Returns the implementation of the asset path registry's ETS table name.

@spec get_mapping() :: %{required(String.t()) => String.t()}

Returns the asset path mapping.

@spec handle_call(:get_mapping, GenServer.from(), nil) ::
  {:reply, %{required(String.t()) => String.t()}, nil}

Returns the asset path mapping.

@spec lookup(String.t()) :: {:ok, String.t()} | :error

Looks up the asset path (that includes the digest) of the given static file located in static dir. If there is no matching entry for the given static file then :error atom is returned.

@spec process_name() :: atom()

Returns the implementation of the asset path registry's process name.

@spec register(String.t(), String.t()) :: true

Registers the given asset path under the given static path key in the registry.

@spec reload() :: :ok

Reloads the path registry data.

@spec start_link([]) :: GenServer.on_start()

Starts asset path registry process.

@spec static_dir() :: String.t()

Returns the implementation of the asset path registry's static dir path.