wehub-resource-sync
43 lines
1.3 KiB
Docker
43 lines
1.3 KiB
Docker
###############################################
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# 1) Dependencies layer
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###############################################
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FROM node:18.17.0-alpine AS deps
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WORKDIR /app
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# Copy only package manifest first for better layer caching
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COPY package.json ./
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# Install dependencies (no lock file present – recommend adding one for reproducibility)
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RUN npm install --legacy-peer-deps
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###############################################
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# 2) Builder layer – builds Next.js (.next)
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###############################################
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FROM node:18.17.0-alpine AS builder
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WORKDIR /app
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COPY --from=deps /app/node_modules ./node_modules
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COPY . .
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# Build Next.js application (produces .next)
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RUN npm run build \
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&& npm prune --production
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###############################################
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# 3) Runner layer – production image serving Next.js
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###############################################
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FROM node:18.17.0-alpine AS runner
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WORKDIR /app
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ENV NODE_ENV=production
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# Copy only what is required at runtime
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COPY --from=builder /app/package.json ./
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COPY --from=builder /app/next.config.mjs ./
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COPY --from=builder /app/public ./public
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COPY --from=builder /app/.next ./.next
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COPY --from=builder /app/node_modules ./node_modules
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# Expose port (Next.js default)
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EXPOSE 3000
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# Start the Next.js production server (serves API routes too)
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CMD ["npm", "run", "start"]
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