A private Space runs in an iframe on huggingface.co where the browser refuses the Space's SameSite=Lax cookie, so requests made without __sign (the worker's onnxruntime import, the wasm, the models) were answered 401 and the scoring worker never started. Every file the page, its worker and its audio worklet request now carries the __sign parameter of the page URL when there is one, and a failed or timed-out request is shown with its HTTP status and file name.
WakeHuBERT wake-word demo: score the ready models in the browser
