# Use the correct Python version (3.10)
FROM python:3.10

# Install system dependencies including poppler-utils for pdf2image
RUN apt-get update && apt-get install -y \
    build-essential \
    libssl-dev \
    ca-certificates \
    libgl1 \
    poppler-utils && \
    rm -rf /var/lib/apt/lists/*

# Create a user for non-root operation
RUN useradd -m -u 1000 user
USER user

# Set the PATH to the user’s local bin directory
ENV PATH="/home/user/.local/bin:$PATH"

# Set the working directory to /app
WORKDIR /app

# Copy the requirements.txt and install Python dependencies
COPY --chown=user ./requirements.txt requirements.txt

# Ensure pip is up-to-date before installing requirements
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir --upgrade -r requirements.txt

# Copy the rest of the application code
COPY --chown=user . /app

# Expose the port and run the app with Uvicorn 
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]