Bevy

cargo add bevy_lingara@0.1.0-alpha.6

/// The common case: the plugin POSTs to your own server's token route, with
/// your game's session as a header, and reads `{token, expires_at}`.
fn lingara_config(session_header: bevy_lingara::lingara_embed::Header) -> LingaraConfig {
    LingaraConfig::new()
        .token_endpoint("https://game.example.com/lingara-token", vec![session_header])
        .source_lang("en")
}

/// Or keep the session in ECS: leave the token endpoint unset, answer each
/// `LingaraTokenNeeded` with what your server returned.
fn answer_token_requests(mut needed: MessageReader<LingaraTokenNeeded>, mut provide: MessageWriter<ProvideToken>) {
    for _request in needed.read() {
        let (token, expires_at) = fetch_from_your_server();
        provide.write(ProvideToken::new(token, expires_at));
    }
}

App::new()
    .add_plugins(DefaultPlugins)
    .add_plugins(LingaraPlugin::new(lingara_config(header)))
    .add_systems(Update, on_lingara_event)

/// The plugin drains Lingara's events once per frame: read them as Messages.
fn on_lingara_event(mut events: MessageReader<LingaraEventReceived>) {
    for LingaraEventReceived(event) in events.read() {
        info!("{}: {}", event.event_type, event.data_json);
    }
}