FROM node:18-alpine As base
ENV PNPM_HOME="/pnpm"
ENV PATH="$PNPM_HOME:$PATH"
RUN corepack enable
WORKDIR /app
COPY --chown=node:node . . 

FROM base As prod-deps
RUN --mount=type=cache,id=pnpm,target=/pnpm/store pnpm install --prod --frozen-lockfile

FROM base AS build
RUN --mount=type=cache,id=pnpm,target=/pnpm/store pnpm install --frozen-lockfile
RUN pnpm run build

# Set NODE_ENV environment variable
ENV NODE_ENV production

USER node

###################
# PRODUCTION
###################

FROM node:18-alpine as production

# Set NODE_ENV environment variable
ENV NODE_ENV production

# Create a directory for the application
WORKDIR /app

# Copy the production dependencies and the built code from the previous stages
COPY --from=prod-deps /app/node_modules /app/node_modules
COPY --from=build /app/dist /app/dist

# Expose the port on which your Nest.js app is listening
EXPOSE 3000

# Start the server using the production build
CMD ["node", "dist/main.js"]