FROM ruby:3.2.2-alpine AS builder

RUN apk update && apk add g++ make

RUN mkdir -p /home
COPY Gemfile /home
COPY Gemfile.lock /home
WORKDIR /home
RUN bundle install

FROM ruby:3.2.2-alpine

COPY --from=builder /usr/local/bundle /usr/local/bundle
RUN mkdir -p /home
WORKDIR /home

CMD ["jekyll", "serve"]