| FROM node:20-alpine AS base | |
| # Install dependencies only when needed | |
| FROM base AS deps | |
| # Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed. | |
| RUN apk add --no-cache libc6-compat | |
| WORKDIR /app | |
| # Install dependencies | |
| COPY package.json package-lock.json* ./ | |
| RUN npm ci | |
| # Rebuild the source code only when needed | |
| FROM base AS builder | |
| WORKDIR /app | |
| COPY --from=deps /app/node_modules ./node_modules | |
| COPY . . | |
| # Disable Next.js telemetry | |
| ENV NEXT_TELEMETRY_DISABLED=1 | |
| RUN npm run build | |
| # Production image, copy all the files and run next | |
| FROM base AS runner | |
| WORKDIR /app | |
| ENV NODE_ENV=production | |
| ENV NEXT_TELEMETRY_DISABLED=1 | |
| # The node:alpine image already has a built-in 'node' user with uid 1000 | |
| # which is perfect for Hugging Face Spaces! | |
| COPY --from=builder /app/public ./public | |
| # Automatically leverage output traces to reduce image size | |
| COPY --from=builder --chown=node:root /app/.next/standalone ./ | |
| COPY --from=builder --chown=node:root /app/.next/static ./.next/static | |
| USER node | |
| # Hugging Face routes traffic to port 7860 | |
| EXPOSE 7860 | |
| ENV PORT=7860 | |
| # Set hostname to 0.0.0.0 so it binds to all interfaces | |
| ENV HOSTNAME="0.0.0.0" | |
| # server.js is created by next build from the standalone output | |
| CMD ["node", "server.js"] | |