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Optimize Dockerfile with multi-stage build

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Also:
* Skips installing dev dependencies
* Runs as non root
This commit is contained in:
Jellyfrog 2025-09-26 01:23:42 +02:00 • committed by Anton Roslund
parent 0ffbf5e895
commit 7d63cac3b9
1 changed files with 11 additions and 3 deletions
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14
Dockerfile
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@ -1,16 +1,24 @@
FROM node:lts-alpine FROM node:lts-alpine AS build
WORKDIR /app WORKDIR /app
# Copy only package files and install deps # Copy only package files and install deps
# This layer will be cached as long as package*.json don't change # This layer will be cached as long as package*.json don't change
COPY package*.json package-lock.json* ./ COPY package*.json package-lock.json* ./
RUN npm ci RUN --mount=type=cache,target=/root/.npm npm ci --omit=dev
# Copy the rest of your source # Copy the rest of your source
COPY . . COPY . .
FROM node:lts-alpine
RUN apk add --no-cache openssl RUN apk add --no-cache openssl
USER node:node
EXPOSE 8080 WORKDIR /app
COPY --from=build /app .
EXPOSE 8080