swap models: drop seamless-medium/large, add stepaudio2-notrain (now 8 models per sample)

swap models: drop 10 stale audio files (old m1..m9 layout)

fix: strip rogue /gradio_a suffix from root_url before URL prepending

fix: build absolute HTTPS audio URLs to bypass HF Space proxy URL corruption

fix: unset GRADIO_SSR_MODE before importing gradio (was breaking audio URLs)

debug: print env vars at startup

fix: disable SSR (was corrupting audio URLs to /gradio_a/gradio_api/...)

fix: monkey-patch gradio_client.utils to handle bool schemas (fixes /info TypeError)

fix: bump Gradio 5.16.0 + set_static_paths + show_api=False

fix: bump Gradio 5.16.0 + set_static_paths + show_api=False

fix: bump Gradio 5.16.0 + set_static_paths + show_api=False

bump gradio to 5.6.0 to fix huggingface_hub HfFolder import

bump gradio to 5.6.0 to fix huggingface_hub HfFolder import

Initial: anonymized S2ST MOS test (5+5 samples, 9 models per sample)

initial commit