Steffen Illium
0aa6dfc5cf
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Next.js App CI / docker (push) Successful in 4m7s
58 lines
1.7 KiB
Docker
58 lines
1.7 KiB
Docker
# Stage 1: Base image with Node.js and pnpm enabled
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# This stage is used as a foundation for all subsequent stages.
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FROM node:20-alpine AS base
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ENV PNPM_HOME="/pnpm"
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ENV PATH="$PNPM_HOME:$PATH"
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RUN corepack enable && corepack prepare pnpm@latest --activate
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# Stage 2: Builder
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# This stage installs dependencies and builds the Next.js application.
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FROM base AS builder
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WORKDIR /app
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# Install system dependencies needed for your scripts/build
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RUN apk add --no-cache imagemagick libwebp libwebp-tools ghostscript
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# Copy only the necessary files for installing dependencies
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COPY package.json pnpm-lock.yaml ./
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# Install ALL dependencies (including devDependencies needed for `next build`)
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# This leverages the Docker cache effectively.
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RUN pnpm install --frozen-lockfile
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# Copy the rest of your application source code
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COPY . .
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# --- Asset Generation & Build ---
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RUN chmod +x ./scripts/*.sh && ./scripts/first_page_image.sh
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# The build command creates the .next/standalone directory
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RUN pnpm build
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# Stage 3: Runner (Production)
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FROM base AS runner
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WORKDIR /app
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# Set NODE_ENV to production
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ENV NODE_ENV=production
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# Create a non-root user for security
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RUN addgroup --system --gid 1001 nodejs
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RUN adduser --system --uid 1001 nextjs
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# Copy the standalone output from the builder
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COPY --from=builder /app/.next/standalone ./
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# Copy the public and static assets
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COPY --from=builder /app/public ./public
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COPY --from=builder /app/.next/static ./.next/static
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# Change ownership to the non-root user
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RUN chown -R nextjs:nodejs /app
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# Switch to the non-root user
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USER nextjs
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EXPOSE 3000
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ENV PORT=3000
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# --- FINAL CMD CHANGED ---
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# Directly run the standalone server.
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CMD ["node", "server.js"] |