Stop using older version of resolv gem as the bug has been fixed.
https://bugs.ruby-lang.org/issues/17781
mv node-v$NODE_VER-linux-$ARCH /opt/node
# Install Ruby
-ENV RUBY_VER="2.7.2"
+ENV RUBY_VER="2.7.4"
RUN apt-get update && \
apt-get install -y --no-install-recommends build-essential \
bison libyaml-dev libgdbm-dev libreadline-dev libjemalloc-dev \
gem 'connection_pool', require: false
gem 'xorcist', '~> 1.1'
-
-gem 'resolv', '~> 0.1.0'
regexp_parser (2.1.1)
request_store (1.5.0)
rack (>= 1.4)
- resolv (0.1.0)
responders (3.0.1)
actionpack (>= 5.0)
railties (>= 5.0)
rdf-normalize (~> 0.4)
redis (~> 4.3)
redis-namespace (~> 1.8)
- resolv (~> 0.1.0)
rqrcode (~> 2.0)
rspec-rails (~> 5.0)
rspec-sidekiq (~> 3.1)