Dockerfile

FROM python:3.10-slim

# Install ffmpeg for pydub and build tools for compiling C++ extensions
RUN apt-get update && apt-get install -y \
    ffmpeg \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Set environment variables for writable directories
ENV MPLCONFIGDIR=/app/.config/matplotlib
ENV HF_HOME=/app/.cache/huggingface
ENV LHOTSE_TOOLS=/app/.lhotse/tools
ENV NUMBA_CACHE_DIR=/app/.cache/numba

# Create writable directories and set permissions
RUN mkdir -p $MPLCONFIGDIR $HF_HOME $LHOTSE_TOOLS $NUMBA_CACHE_DIR && \
    chmod -R 777 $MPLCONFIGDIR $HF_HOME $LHOTSE_TOOLS $NUMBA_CACHE_DIR

COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

COPY . .

ENTRYPOINT ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]