Dockerfile

# Dockerfile
# Use the official Python 3.11 slim image
FROM python:3.11-slim

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    POETRY_VERSION=1.7.1 \
    POETRY_HOME="/opt/poetry" \
    POETRY_VIRTUALENVS_CREATE=false \
    PATH="/opt/poetry/bin:$PATH"

# Install system dependencies and Poetry in a single layer
RUN apt-get update && apt-get install -y --no-install-recommends \
    gcc \
    libpq-dev \
    build-essential \
    curl \
    && curl -sSL https://install.python-poetry.org | python3 - \
    && apt-get remove -y curl \
    && apt-get autoremove -y \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

# Set work directory
WORKDIR /app

# Copy dependency files
COPY pyproject.toml poetry.lock ./

# Install dependencies
RUN poetry install --no-root --no-dev --no-interaction

# Copy application code
COPY . .

# Command to run application
CMD ["poetry", "run", "python", "main.py"]