in hfendpoints-openai/src/audio/transcription.rs [414:419]
fn from(value: TranscriptionRouter) -> Self {
OpenApiRouter::new()
.routes(routes!(transcribe))
.with_state(EndpointContext::new(value.0))
.layer(DefaultBodyLimit::max(200 * 1024 * 1024)) // 200Mb as OpenAI
}