Dockerfile

# syntax=docker/dockerfile:1

FROM node:20-alpine AS base
RUN apk add --no-cache libc6-compat
WORKDIR /app

FROM base AS deps
COPY package.json package-lock.json ./
RUN npm ci

FROM base AS builder
COPY --from=deps /app/node_modules ./node_modules
COPY . .

ARG NEXT_PUBLIC_APP_URL=http://localhost:3000
ARG NEXT_PUBLIC_STREAM_VIDEO_API_KEY=placeholder
ENV NEXT_PUBLIC_APP_URL=$NEXT_PUBLIC_APP_URL
ENV NEXT_PUBLIC_STREAM_VIDEO_API_KEY=$NEXT_PUBLIC_STREAM_VIDEO_API_KEY
ENV NEXT_TELEMETRY_DISABLED=1
ENV DATABASE_URL=postgresql://build:build@127.0.0.1:5432/build
ENV BETTER_AUTH_SECRET=docker-build-placeholder-secret-32chars
ENV BETTER_AUTH_URL=$NEXT_PUBLIC_APP_URL
ENV STREAM_VIDEO_SECRET_KEY=docker-build-placeholder-stream-secret
ENV GEMINI_API_KEY=docker-build-placeholder-gemini-key

RUN npm run build

FROM base AS runner
ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1
ENV PORT=3000
ENV HOSTNAME=0.0.0.0

RUN addgroup --system --gid 1001 nodejs \
  && adduser --system --uid 1001 nextjs

COPY --from=builder /app/public ./public
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static

USER nextjs
EXPOSE 3000

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