-# Install RVM
-ADD generated/mpapis.asc /tmp/
-ADD generated/pkuczynski.asc /tmp/
-RUN gpg --import --no-tty /tmp/mpapis.asc && \
- gpg --import --no-tty /tmp/pkuczynski.asc && \
- curl -L https://get.rvm.io | bash -s stable && \
- /usr/local/rvm/bin/rvm install 3.2.2 -j $(grep -c processor /proc/cpuinfo) --disable-binary && \
- /usr/local/rvm/bin/rvm alias create default ruby-3.2.2 && \
- echo "gem: --no-document" >> ~/.gemrc && \
- /usr/local/rvm/bin/rvm-exec default gem install bundler --version 2.2.19 && \
- /usr/local/rvm/bin/rvm-exec default gem install fpm --version 1.15.1
+RUN echo "gem: --no-document" >> ~/.gemrc && \
+ gem install --conservative --version '>= 2.4.0' bundler && \
+ gem install fpm --version 1.15.1 && \
+ bundle config --global jobs $(let a=$(grep -c processor /proc/cpuinfo )-1; echo $a)