62 lines
1.7 KiB
Docker
62 lines
1.7 KiB
Docker
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###############################
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# BUILD FOR LOCAL DEVELOPMENT #
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###############################
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FROM node:18-alpine As development
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# Create app directory
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WORKDIR /usr/src/app
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# Copy application dependency manifests to the container image.
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# A wildcard is used to ensure copying both package.json AND package-lock.json (when available).
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# Copying this first prevents re-running npm install on every code change.
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COPY --chown=node:node package*.json ./
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# Install app dependencies using the `npm ci` command instead of `npm install`
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RUN npm ci
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# Bundle app source
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COPY --chown=node:node . .
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# Use the node user from the image (instead of the root user)
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USER node
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########################
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# BUILD FOR PRODUCTION #
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########################
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FROM node:18-alpine As build
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WORKDIR /usr/src/app
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COPY --chown=node:node package*.json ./
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# In the previous development stage we ran `npm ci` which installed all dependencies, so we can copy over the node_modules directory from the development image
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COPY --chown=node:node --from=development /usr/src/app/node_modules ./node_modules
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COPY --chown=node:node . .
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# Run the build command which creates the production bundle
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RUN npm run build
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# Set NODE_ENV environment variable
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ENV NODE_ENV production
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# Passing in --omit=dev ensures that only the production dependencies are installed.
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RUN npm ci --omit=dev && npm cache clean --force
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USER node
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###################
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# PRODUCTION
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###################
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FROM node:18-alpine As production
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# Copy the bundled code from the build stage to the production image
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COPY --chown=node:node --from=build /usr/src/app/node_modules ./node_modules
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COPY --chown=node:node --from=build /usr/src/app/dist ./dist
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# Start the server using the production build
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CMD [ "node", "dist/main.js" ]
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