FROM node:22-bookworm-slim

ENV NODE_ENV=production
ENV PORT=3000
ARG DEBIAN_FRONTEND=noninteractive

WORKDIR /app

RUN apt-get update \
  && apt-get install -y --no-install-recommends ca-certificates ffmpeg \
  && rm -rf /var/lib/apt/lists/*

COPY package*.json ./
RUN npm ci --omit=dev

COPY public ./public
COPY server ./server
COPY README.md ./

RUN mkdir -p /app/data \
  && chown -R node:node /app

USER node

EXPOSE 3000

HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
  CMD node -e "fetch('http://127.0.0.1:' + (process.env.PORT || 3000) + '/api/health').then(r => process.exit(r.ok ? 0 : 1)).catch(() => process.exit(1))"

CMD ["npm", "start"]