update ruby to 2.7.4

.circleci/Dockerfile

@@ -2,17 +2,15 @@ FROM public.ecr.aws/amazonlinux/amazonlinux:2
 
 RUN /usr/bin/amazon-linux-extras install -y \
   postgresql11 \
-  python3.8 \
-  ruby2.6
+  python3.8
 RUN /usr/bin/yum install -y \
   gcc \
   gcc-c++ \
   git \
   make \
+  openssl-devel \
   postgresql-devel \
   rpm-build \
-  ruby-devel \
-  rubygem-io-console \
   shadow-utils \
   sudo \
   util-linux \
@@ -37,7 +35,12 @@ RUN /usr/sbin/adduser -m circleci&& usermod -aG wheel circleci
 RUN /usr/bin/sed -i -e "s/^# %wheel/%wheel/" /etc/sudoers
 
 USER circleci
-ENV PATH /home/circleci/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+RUN git clone https://github.com/sstephenson/rbenv.git ~/.rbenv
+RUN git clone https://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-build
+ENV PATH /home/circleci/.rbenv/shims:/home/circleci/.rbenv/bin:/home/circleci/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+RUN echo 'eval "$(rbenv init -)"' >> ~/.bash_profile && \
+  eval "$(rbenv init -)"
+RUN rbenv install 2.7.4 && rbenv global 2.7.4
 RUN sudo /usr/bin/pip3.8 install --upgrade pip
 RUN sudo /usr/local/bin/pip3.8 install awscli awsebcli
 

.circleci/config.yml

@@ -2,7 +2,7 @@ version: 2
 jobs:
   build:
     docker:
-      - image: safecast/api-build:2.6.8-amazonlinux2
+      - image: safecast/api-build:2.7.4-amazonlinux2
         environment:
           RAILS_ENV: test
           AWS_DEFAULT_REGION: us-west-2

.ruby-version

@@ -1 +1 @@
-2.6.8
+2.7.4

Dockerfile

@@ -1,4 +1,4 @@
-FROM ruby:2.6.8
+FROM ruby:2.7.4
 
 RUN echo "deb http://apt.postgresql.org/pub/repos/apt/ buster-pgdg main" >> /etc/apt/sources.list.d/pgdg.list
 RUN curl -q https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add -

Gemfile

@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-ruby '2.6.8'
+ruby '2.7.4'
 
 gem 'rails', '~> 6.0.3.7'
 

Gemfile.lock

@@ -580,7 +580,7 @@ DEPENDENCIES
   webmock
 
 RUBY VERSION
-   ruby 2.6.8-p205
+   ruby 2.7.4-p191
 
 BUNDLED WITH
    2.2.29