Frontend/Dockerfile

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Docker
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FROM node:21-alpine AS base
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# 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 based on the preferred package manager
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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 corepack enable pnpm && pnpm i --frozen-lockfile; \
else echo "Lockfile not found." && exit 1; \
fi
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# Rebuild the source code only when needed
FROM base AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .
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# Get the git commit hash
ARG GIT_REV
ENV GIT_REV ${GIT_REV}
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# Disable telemetry during build
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ENV NEXT_TELEMETRY_DISABLED 1
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# Build the frontend
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RUN \
if [ -f yarn.lock ]; then yarn run build; \
elif [ -f package-lock.json ]; then npm run build; \
elif [ -f pnpm-lock.yaml ]; then corepack enable pnpm && pnpm run build; \
else echo "Lockfile not found." && exit 1; \
fi
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# Run postbuild tasks
RUN pnpm run postbuild
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# Production image, copy all the files and run next
FROM base AS runner
WORKDIR /app
ENV NODE_ENV production
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# Disable telemetry during runtime
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ENV NEXT_TELEMETRY_DISABLED 1
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RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs
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# Copy the public folder
COPY --from=builder /app/public ./public
COPY --from=builder /app/documentation ./documentation
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# Set the correct permission for prerender cache
RUN mkdir .next
RUN chown nextjs:nodejs .next
# Automatically leverage output traces to reduce image size
# https://nextjs.org/docs/advanced-features/output-file-tracing
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
USER nextjs
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ENV HOSTNAME "0.0.0.0"
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EXPOSE 80
ENV PORT 80
# server.js is created by next build from the standalone output
# https://nextjs.org/docs/pages/api-reference/next-config-js/output
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CMD node server.js