Dockerfile

# Use an official lightweight Python base image
FROM python:3.10-slim

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1
ENV PORT=7860

# Set working directory
WORKDIR /code

# Install system dependencies if any are needed
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements and install dependencies
COPY requirements.txt /code/
RUN pip install --no-cache-dir --upgrade -r requirements.txt

# Create directories and files with write access for Hugging Face non-root user (UID 1000)
RUN mkdir -p /code/logs && \
    touch /code/emails.db && \
    chmod -R 777 /code

# Copy the rest of the application code
COPY . /code/

# Set ownership of the application directory to the non-root user (UID 1000)
RUN chown -R 1000:1000 /code

# Switch to the non-root user (Hugging Face standard)
USER 1000

# Expose port 7860 (Hugging Face standard port)
EXPOSE 7860

# Command to run the FastAPI app
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]