39 lines
1.0 KiB
Docker
39 lines
1.0 KiB
Docker
# ---- 1) Install deps --------------------------------------------------------
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FROM node:20-alpine AS deps
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WORKDIR /app
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COPY package*.json ./
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# Works even if there is no package-lock.json
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RUN npm install
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# ---- 2) Build the Next.js app ----------------------------------------------
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FROM node:20-alpine AS builder
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WORKDIR /app
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ENV NEXT_TELEMETRY_DISABLED=1
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COPY --from=deps /app/node_modules ./node_modules
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COPY . .
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RUN npm run build
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# ---- 3) Runtime -------------------------------------------------------------
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FROM node:20-alpine AS runner
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WORKDIR /app
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ENV NODE_ENV=production
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ENV NEXT_TELEMETRY_DISABLED=1
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ENV PORT=3000
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# run as non-root
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RUN addgroup -g 1001 -S nodejs && adduser -S nextjs -u 1001
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# Copy the built app and runtime deps
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COPY --from=builder /app/.next ./.next
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COPY --from=builder /app/public ./public
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COPY --from=builder /app/package*.json ./
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COPY --from=builder /app/node_modules ./node_modules
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# Trim dev deps from node_modules (optional but nice)
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RUN npm prune --omit=dev
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EXPOSE 3000
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USER 1001
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CMD ["npm", "start"]
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