FROM node:14-alpine AS base
WORKDIR /app
RUN mkdir /var/autoplex && chown node:node -R /var/autoplex

# Install packages for compiling certain Node libraries
FROM base AS base-dev
RUN apk add build-base python3

# An image containing necessary components for building
FROM base-dev AS builder
COPY package.json yarn.lock tsconfig.json ./
RUN rm -rf node_modules && yarn install --frozen-lockfile
COPY src src

# An image to build the app
FROM builder AS build
RUN yarn run build

# Install production dependencies
FROM build AS build-prod
RUN rm -rf node_modules && yarn install --production --frozen-lockfile

# An image containing the built app and production dependencies
FROM base AS prod
COPY --from=build-prod /app/build ./build
COPY --from=build-prod /app/node_modules ./node_modules
COPY package.json yarn.lock ./
CMD [ "yarn", "run", "start" ]