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

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

FROM base
COPY --from=prod-deps /app/node_modules /app/node_modules
COPY --from=build /app/build /app/build
COPY package.json .
CMD [ "pnpm", "start" ]