-record(build_context, {
    modules :: gleam@dict:dict(binary(), builder@module:module_()),
    read :: fun((builder@context:build_context(), builder@asset:build_asset()) -> {ok,
            binary()} |
        {error, builder@context:error()}),
    read_bits :: fun((builder@context:build_context(), builder@asset:build_asset()) -> {ok,
            bitstring()} |
        {error, builder@context:error()}),
    write :: fun((builder@context:build_context(), builder@asset:build_asset(), binary()) -> {ok,
            nil} |
        {error, builder@context:error()}),
    write_bits :: fun((builder@context:build_context(), builder@asset:build_asset(), bitstring()) -> {ok,
            nil} |
        {error, builder@context:error()})
}).