Dockerfile

FROM python:3.12-slim AS builder

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=1

WORKDIR /build

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

# Install Poetry
RUN pip install --no-cache-dir poetry==1.8.2

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

# Install dependencies
RUN poetry config virtualenvs.create false && \
    poetry install --without dev --no-root --no-interaction --no-ansi --no-cache || \
    (poetry lock && poetry install --without dev --no-root --no-interaction --no-ansi --no-cache)

# Copy application code
COPY README.md ./
COPY src/ ./src/
COPY config.example.yaml ./config.example.yaml

# Install the package itself
RUN poetry install --only-root --no-interaction --no-ansi

# Runtime stage
FROM python:3.12-slim AS runtime

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PYTHONPATH=/app:/app/src \
    IN_DOCKER=1 \
    FORCE_COLOR=1

WORKDIR /app

# Install runtime dependencies
RUN apt-get update && \
    apt-get install -y --no-install-recommends \
        cron \
        curl \
        procps \
    && rm -rf /var/lib/apt/lists/*

# Copy Python packages from builder
COPY --from=builder /usr/local/lib/python3.12/site-packages /usr/local/lib/python3.12/site-packages
COPY --from=builder /usr/local/bin /usr/local/bin

# Copy application code
COPY --from=builder /build/src /app/src
COPY --from=builder /build/config.example.yaml /app/config.example.yaml

# Copy Docker scripts
COPY docker/scripts/entrypoint.sh /entrypoint.sh
RUN chmod +x /entrypoint.sh

HEALTHCHECK --interval=60s --timeout=10s --start-period=30s --retries=3 \
    CMD spotisync config path || exit 1

ENTRYPOINT ["/entrypoint.sh"]
CMD ["cron", "-f"]