Dockerfile

# Dockerfile for FastAPI Hugging Face app
FROM python:3.10-slim

ENV DEBIAN_FRONTEND=noninteractive
ENV PYTHONUNBUFFERED=1

# Install essential system dependencies
RUN apt-get update \
 && apt-get install -y --no-install-recommends \
      build-essential git curl libgl1 libglib2.0-0 libsndfile1 ffmpeg \
 && rm -rf /var/lib/apt/lists/*

# Create a non-root user (required for Spaces)
RUN useradd -m -u 1000 user

ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

WORKDIR $HOME/app

# Copy dependency list and install
COPY requirements.txt .

RUN python -m pip install --upgrade pip \
 && python -m pip install --no-cache-dir -r requirements.txt

# Copy source code
COPY . .

# Set ownership for non-root user
RUN chown -R user:user $HOME

# Switch to non-root user
USER user

# Expose port
EXPOSE 7860
ENV PORT=7860

# Run FastAPI app
CMD ["sh", "-c", "uvicorn app:app --host 0.0.0.0 --port ${PORT} --workers 1"]