Dockerfile

# Base image
FROM python:3.10-slim

# Install system packages
RUN apt-get update && apt-get install -y \
    git \
    ffmpeg \
    libsndfile1 \
    && apt-get clean

# Set working directory
WORKDIR /app

# Copy all project files
COPY . .

# Upgrade pip
RUN pip install --upgrade pip

# Install dependencies with CPU-only PyTorch
RUN pip install --extra-index-url https://download.pytorch.org/whl/cpu -r requirements.txt

# Set cache dir for Hugging Face models to avoid /.cache permission errors
ENV TRANSFORMERS_CACHE=/app/cache/huggingface
ENV HF_HOME=/app/cache/huggingface

# Expose port
EXPOSE 7860

# Start the Flask app
CMD ["python", "app.py"]