# build environment FROM node:14-slim as builder WORKDIR /app COPY package*.json ./ RUN npm install COPY . ./ #RUN ls RUN npm run build # production environment FROM node:14-slim ARG APP_SUBFOLDER=reverse-proxy COPY --from=builder /app/build ./application/${APP_SUBFOLDER} COPY --from=builder /app/build/index.html ./application/ #install static server RUN npm install -g serve # environment variables ENV Author="Tudor Stanciu" ARG APP_VERSION=0.0.0.0 ENV APP_VERSION=${APP_VERSION} #set workdir to root WORKDIR / EXPOSE 80 CMD ["sh", "-c", "serve -s application -p 80"]