FROM node:22-bookworm-slim

WORKDIR /app

COPY package.json package-lock.json ./
RUN npm ci --omit=dev --ignore-scripts \
    && npm cache clean --force

COPY --chown=node:node . .

ENV NODE_ENV=production \
    HOST=0.0.0.0 \
    PORT=4173 \
    DATABASE_CLIENT=sqlite \
    SQLITE_PATH=/app/data/exam.sqlite

EXPOSE 4173
VOLUME ["/app/data"]

USER node

HEALTHCHECK --interval=30s --timeout=5s --start-period=20s --retries=3 \
  CMD ["node", "-e", "fetch('http://127.0.0.1:' + (process.env.PORT || '4173') + '/api/public/home').then(response => { if (!response.ok) process.exit(1); }).catch(() => process.exit(1));"]

CMD ["node", "server.mjs"]