# Use Python 3.12 slim base image to keep the image size small
FROM python:3.12-slim

# Create a non-root user with UID 1000 for security best practices
RUN useradd -m -u 1000 user

# Set Python path to /app directory
ENV PYTHONPATH="/app"

# Set the working directory for all subsequent commands
WORKDIR /app

# Install system dependencies and clean up apt cache to reduce image size
RUN apt-get update && apt-get install -y \
    curl wget git-core\
    && rm -rf /var/lib/apt/lists/*

# Copy requirements file with appropriate permissions and install dependencies
COPY --chown=user requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

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

# Document the port that the application will listen on
EXPOSE 9099
USER user

# Define the command to run the FastAPI application using uvicorn
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "9099"]