Dockerfile

# Stage 1: Build
FROM python:3.9-slim as builder

WORKDIR /app

# Install build dependencies
RUN apt-get update && apt-get install -y build-essential libpq-dev curl && rm -rf /var/lib/apt/lists/*

# Install Poetry
RUN curl -sSL https://install.python-poetry.org | python3 -

ENV PATH="/root/.local/bin:$PATH"

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

# Install dependencies
RUN poetry config virtualenvs.create false \
    && poetry install --no-dev --no-interaction --no-ansi

# Stage 2: Final Image
FROM python:3.9-slim

WORKDIR /app

# Install runtime dependencies
RUN apt-get update && apt-get install -y libpq-dev && rm -rf /var/lib/apt/lists/*

# Install Poetry
RUN curl -sSL https://install.python-poetry.org | python3 -
ENV PATH="/root/.local/bin:$PATH"

# Copy installed packages from builder
COPY --from=builder /usr/local/lib/python3.9/site-packages /usr/local/lib/python3.9/site-packages
COPY --from=builder /root/.local /root/.local
ENV PATH="/root/.local/bin:$PATH"

# Copy the project
COPY . .

# Expose port for API
EXPOSE 8000

# Define the default command
CMD ["uvicorn", "src.app:app", "--host", "0.0.0.0", "--port", "8000"]