FROM node:22-alpine

WORKDIR /app

# Increase Node memory for build on constrained HF free tier
ENV NODE_OPTIONS="--max-old-space-size=1536"

COPY package.json package-lock.json ./
RUN npm ci --ignore-scripts

COPY . .

# The bundled questions are compiled into the build, no DB needed
RUN npm run build

# Copy static assets for standalone mode
RUN cp -r .next/static .next/standalone/.next/static
RUN if [ -d public ]; then cp -r public .next/standalone/public; fi

ENV PORT=7860
ENV NODE_OPTIONS=""
EXPOSE 7860

# start.sh runs the Next.js server
CMD ["sh", "start.sh"]