# Use Python 3.10 slim image as base
FROM python:3.10-slim

# Set working directory
WORKDIR /app

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    POETRY_VERSION=1.7.1

# Install system dependencies
RUN apt-get update \
    && apt-get install -y --no-install-recommends \
        gcc \
        python3-dev \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements file
COPY requirements.txt .

# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY . .

# Expose the port the app runs on
EXPOSE 8888

# Command to run the application
# Must use port 8888. Using a different port will cause Prometheus metrics collection to fail,
# and metrics data will not be visible on the ops page of the freeleaps.com platform.
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8888"]