Dockerfile

# Adapted from the official Next.js Dockerfile at https://github.com/vercel/next.js/blob/canary/examples/with-docker/Dockerfile

FROM node:18-alpine3.17 AS base

# 1. 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 openssl1.1-compat
WORKDIR /app

# Install dependencies based on the preferred package manager
COPY package.json yarn.lock* package-lock.json* pnpm-lock.yaml* ./

RUN \
 if [ -f yarn.lock ]; then yarn --frozen-lockfile; \
 elif [ -f package-lock.json ]; then npm ci; \
 elif [ -f pnpm-lock.yaml ]; then yarn global add pnpm && pnpm i; \
 else echo "Lockfile not found." && exit 1; \
 fi


# 2. Rebuild the source code only when needed
FROM base AS builder

WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .

# ENV NEXT_TELEMETRY_DISABLED 1 # Disable telemetry during build time

# Set up Prisma
RUN npx prisma generate

RUN \
 if [ -f yarn.lock ]; then SKIP_ENV_VALIDATION=1 yarn build; \
 elif [ -f package-lock.json ]; then SKIP_ENV_VALIDATION=1 npm run build; \
 elif [ -f pnpm-lock.yaml ]; then yarn global add pnpm && SKIP_ENV_VALIDATION=1 pnpm run build; \
 else echo "Lockfile not found." && exit 1; \
 fi


# 3. Production image, copy all the files and run next
FROM base AS runner
WORKDIR /app

ENV NODE_ENV=production

# ENV NEXT_TELEMETRY_DISABLED 1 # Disable telemetry during runtime

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

# Automatically leverage output traces to reduce image size
# https://nextjs.org/docs/advanced-features/output-file-tracing
COPY --from=builder /app/next.config.mjs ./
COPY --from=builder /app/public ./public
COPY --from=builder /app/package.json ./package.json

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

COPY --chown=nextjs:nodejs prisma ./prisma/
COPY --chown=nextjs:nodejs docker-bootstrap-app.sh ./

USER nextjs

# Note: Don't expose ports here, that is done in the docker-compose.yml file

CMD ["./docker-bootstrap-app.sh"]