FROM node:22-alpine

LABEL description="Live Status v4 - OpenClaw session watcher daemon"
LABEL source="https://git.eeqj.de/ROOH/MATTERMOST_OPENCLAW_LIVESTATUS"

WORKDIR /app

# Copy package files and install production dependencies only
COPY package.json package-lock.json ./
RUN npm ci --production

# Copy source and supporting files
COPY src/ ./src/
COPY skill/ ./skill/

# Environment variables (required — set at runtime)
# MM_TOKEN, MM_URL, TRANSCRIPT_DIR, SESSIONS_JSON must be provided
ENV NODE_ENV=production \
    LOG_LEVEL=info \
    HEALTH_PORT=9090 \
    THROTTLE_MS=500 \
    IDLE_TIMEOUT_S=60 \
    MAX_STATUS_LINES=15 \
    MAX_ACTIVE_SESSIONS=20 \
    PID_FILE=/tmp/status-watcher.pid

# Health check
HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
  CMD wget -qO- http://localhost:${HEALTH_PORT}/health || exit 1

# Run as non-root
USER node

EXPOSE ${HEALTH_PORT}

CMD ["node", "src/watcher-manager.js", "start"]