-record(app, {
    init :: fun((any()) -> {any(), lustre@effect:effect(any())}),
    update :: fun((any(), any()) -> {any(), lustre@effect:effect(any())}),
    options :: gleam@option:option(list(lustre@component:option(any()))),
    encoder_decoder :: omnimessage@server:encoder_decoder(any(), any(), any())
}).