FROM node:lts-slim AS base # Create app directory WORKDIR /app # Enable Corepack RUN corepack enable # Set Yarn to the latest stable version RUN yarn set version stable # Files required by yarn install COPY package.json yarn.lock ./ # Install app dependencies RUN yarn install --immutable # Type check app # RUN yarn typecheck # Bundle app source COPY . . FROM base AS runner # Bundle app source COPY . . # Install only production app dependencies RUN yarn install --immutable USER node # Start the app EXPOSE 80 CMD ["yarn", "start"]