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FROM ruby:4.0-slim AS build
RUN apt-get update && apt-get install -y build-essential && rm -rf /var/lib/apt/lists/*
WORKDIR /app
COPY Gemfile Gemfile.lock ./
RUN bundle config set without development && bundle install
COPY . .
FROM ruby:4.0-slim
ARG COMMIT_SHA
ARG CHANGE_ID
ARG BUILD_DATE
ENV COMMIT_SHA=${COMMIT_SHA}
ENV CHANGE_ID=${CHANGE_ID}
ENV BUILD_DATE=${BUILD_DATE}
# Set TZ at runtime to control Date.today (e.g. TZ=America/Los_Angeles)
WORKDIR /app
COPY --from=build /usr/local/bundle /usr/local/bundle
COPY --from=build /app /app
EXPOSE 9292
CMD ["rackup", "-o", "0.0.0.0"]