Dockerfile

FROM python:3.10-slim

# Set environment variables
ENV HF_HOME=/data/huggingface
ENV PYANNOTE_CACHE=/data/huggingface
ENV MPLCONFIGDIR=/tmp/matplotlib
ENV PATH="/root/.local/bin:$PATH"

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    ffmpeg git wget libsndfile1 libopenblas-dev build-essential \
    && rm -rf /var/lib/apt/lists/*

# Create cache and tmp directories with appropriate permissions
RUN mkdir -p /data/huggingface /tmp/matplotlib && chmod -R 777 /data /tmp

# Copy requirements file
COPY requirements.txt .

# Install Python dependencies
RUN pip install --upgrade pip \
    && pip install --no-cache-dir -r requirements.txt --extra-index-url https://download.pytorch.org/whl/cpu

# Copy application files
COPY . .

# Expose port
EXPOSE 7860

# Run app using gunicorn
CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--workers", "1", "--timeout", "1800", "app:app"]