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40 changes: 40 additions & 0 deletions Dockerfile
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# Multi-Stage-Build: Basis-Image erstellen
FROM ruby:3.1-slim AS base

# Installiere notwendige Pakete
RUN apt-get update && apt-get install -y \
build-essential \
default-jdk \
git \
unzip \
wget \
libxml2-dev \
libxslt-dev \
zlib1g-dev \
bsdmainutils \
libcurl4 \
libcurl4-openssl-dev \
&& apt-get clean \
&& rm -rf /var/lib/apt/lists/*

# Installiere epubcheck
RUN wget https://github.com/w3c/epubcheck/releases/download/v4.2.6/epubcheck-4.2.6.zip \
&& unzip epubcheck-4.2.6.zip -d /opt/epubcheck \
&& rm epubcheck-4.2.6.zip

# Produktions-Image
FROM base AS production

# Setze den Arbeitsordner
WORKDIR /app

# Kopiere die Projektdateien
COPY . .

# Installiere die Ruby-Abhängigkeiten
RUN bundle install

# Standardbefehl zum Bauen des Projekts
CMD ["bundle", "exec", "rake", "book:build"]
# Die folgende Zeile einkommentieren und die vorherige auskommentieren, um zu bauen ohne ein Container Image zuvor zu erstellen
#RUN bundle exec rake book:build