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| FROM python:3.11-slim | |
| WORKDIR /app | |
| # System deps: build-essential (pdf extraction), espeak-ng (Kokoro/misaki g2p | |
| # fallback for out-of-dictionary words), curl (TTS model download below) | |
| RUN apt-get update && apt-get install -y \ | |
| build-essential \ | |
| curl \ | |
| espeak-ng \ | |
| && rm -rf /var/lib/apt/lists/* | |
| COPY requirements.txt . | |
| RUN pip install --no-cache-dir -r requirements.txt | |
| # Kokoro ONNX model files — the fp32 export (same weights as the torch release, | |
| # so audio quality is unchanged; do NOT swap in the int8/fp16 variants unless a | |
| # quality drop is acceptable). ~340MB total; skip with | |
| # --build-arg DOWNLOAD_TTS_MODELS=false (TTS then 503s and clients fall back). | |
| ARG DOWNLOAD_TTS_MODELS=true | |
| RUN if [ "$DOWNLOAD_TTS_MODELS" = "true" ]; then \ | |
| mkdir -p models && \ | |
| curl -fL -o models/kokoro-v1.0.onnx \ | |
| https://github.com/thewh1teagle/kokoro-onnx/releases/download/model-files-v1.0/kokoro-v1.0.onnx && \ | |
| curl -fL -o models/voices-v1.0.bin \ | |
| https://github.com/thewh1teagle/kokoro-onnx/releases/download/model-files-v1.0/voices-v1.0.bin ; \ | |
| fi | |
| COPY . . | |
| EXPOSE 7860 | |
| CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"] | |