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| 1 | +########### |
| 2 | +# Replane Production Dockerfile |
| 3 | +# Multi-stage build for a Next.js 15 app using pnpm. |
| 4 | +# Supports multi-arch when built via buildx (linux/amd64, linux/arm64). |
| 5 | +########### |
| 6 | + |
| 7 | +# 1) Base image |
| 8 | +FROM node:22-alpine AS base |
| 9 | +WORKDIR /app |
| 10 | +ENV NODE_ENV=production \ |
| 11 | + NEXT_TELEMETRY_DISABLED=1 |
| 12 | + |
| 13 | +# 2) Dependencies (install all deps including dev for build) |
| 14 | +FROM base AS deps |
| 15 | +RUN corepack enable |
| 16 | +COPY package.json pnpm-lock.yaml ./ |
| 17 | +RUN pnpm install --frozen-lockfile |
| 18 | + |
| 19 | +# 3) Build |
| 20 | +FROM base AS build |
| 21 | +RUN corepack enable |
| 22 | +ARG NEXT_PUBLIC_BUILD_SHA |
| 23 | +ENV NEXT_PUBLIC_BUILD_SHA=$NEXT_PUBLIC_BUILD_SHA |
| 24 | +COPY package.json pnpm-lock.yaml ./ |
| 25 | +COPY --from=deps /app/node_modules ./node_modules |
| 26 | +COPY . . |
| 27 | +RUN pnpm build |
| 28 | + |
| 29 | +# 4) Prune to production dependencies only |
| 30 | +FROM base AS prune |
| 31 | +RUN corepack enable |
| 32 | +COPY package.json pnpm-lock.yaml ./ |
| 33 | +COPY --from=build /app/node_modules ./node_modules |
| 34 | +RUN pnpm prune --prod |
| 35 | + |
| 36 | +# 5) Runtime image |
| 37 | +FROM node:22-alpine AS runner |
| 38 | +WORKDIR /app |
| 39 | +ENV NODE_ENV=production \ |
| 40 | + NEXT_TELEMETRY_DISABLED=1 |
| 41 | +ARG NEXT_PUBLIC_BUILD_SHA |
| 42 | +ENV NEXT_PUBLIC_BUILD_SHA=$NEXT_PUBLIC_BUILD_SHA |
| 43 | + |
| 44 | +# Create non-root user |
| 45 | +RUN addgroup -g 1001 nodejs && adduser -D -u 1001 nextjs -G nodejs |
| 46 | + |
| 47 | +# Copy production node_modules and build artifacts |
| 48 | +COPY --from=prune /app/node_modules ./node_modules |
| 49 | +COPY --from=build /app/.next ./.next |
| 50 | +COPY --from=build /app/public ./public |
| 51 | +COPY --from=build /app/package.json ./package.json |
| 52 | +COPY --from=build /app/next.config.ts ./next.config.ts |
| 53 | + |
| 54 | +USER nextjs |
| 55 | +EXPOSE 3000 |
| 56 | + |
| 57 | +# Basic healthcheck (adjust if you change the endpoint) |
| 58 | +HEALTHCHECK --interval=30s --timeout=5s --retries=5 CMD wget -qO- http://127.0.0.1:3000/api/health || exit 1 |
| 59 | + |
| 60 | +CMD ["node", "node_modules/next/dist/bin/next", "start"] |
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