Dockerfile

FROM python:3.11-slim AS builder

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=1

# Install system dependencies required for building Python packages
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    libpq-dev \
    gcc \
    && rm -rf /var/lib/apt/lists/*

# Install Poetry
RUN pip install poetry==1.7.1

# Set up a working directory
WORKDIR /app

# Copy pyproject.toml and poetry.lock
COPY pyproject.toml poetry.lock* ./

# Configure poetry to not use a virtual environment
RUN poetry config virtualenvs.create false

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

# Second stage: runtime
FROM python:3.11-slim

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

# Install system dependencies for runtime
RUN apt-get update && apt-get install -y --no-install-recommends \
    libpq5 \
    gdal-bin \
    libgdal-dev \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Install psycopg2-binary
RUN pip install psycopg2-binary

# Create a non-root user
RUN useradd -m -s /bin/bash appuser

# Set up a working directory
WORKDIR /app

# Copy installed packages from builder stage
COPY --from=builder /usr/local/lib/python3.11/site-packages /usr/local/lib/python3.11/site-packages
COPY --from=builder /usr/local/bin /usr/local/bin

# Copy application code
COPY . .

# Create necessary directories with proper permissions
RUN mkdir -p /app/logs && \
    chown -R appuser:appuser /app

# Create scripts directory and add startup script
RUN mkdir -p /app/scripts
COPY scripts/start.sh /app/scripts/
RUN chmod +x /app/scripts/start.sh

# Make sure all scripts in the scripts directory are executable
RUN find /app/scripts -type f -name "*.sh" -exec chmod +x {} \;
RUN find /app/scripts -type f -name "*.py" -exec chmod +x {} \;

# Switch to non-root user
USER appuser

# Expose the application port
EXPOSE 8000

# Health check
HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8000/health || exit 1