FROM python:3.12-slim

# Environment defaults (can be overridden at runtime)
ENV PYTHONUNBUFFERED=1 \
    HOMEKIT_NAME="Home Automation Bridge" \
    HOMEKIT_PIN="031-45-154" \
    HOMEKIT_PORT="51826" \
    API_BASE="http://api:8001" \
    HOMEKIT_API_TOKEN="" \
    HOMEKIT_PERSIST_FILE="/data/homekit.state"

WORKDIR /app

# Copy only requirements first for better build caching
COPY apps/homekit/requirements.txt ./apps/homekit/requirements.txt

RUN pip install --no-cache-dir --upgrade pip \
    && pip install --no-cache-dir -r apps/homekit/requirements.txt

# Copy full source tree
COPY . /app

# Expose HomeKit TCP port (mDNS uses UDP 5353 via host network)
EXPOSE 51826/tcp

# Volume for persistent HomeKit state (pairings etc.)
VOLUME ["/data"]

# Start the HomeKit bridge
CMD ["python", "-m", "apps.homekit.main"]