sudo apt update
sudo apt upgrade -y
追加
sudo apt install -y \ libffi-dev \ libyaml-dev \ libgdbm-dev libgdbm-compat-dev \ libncurses-dev \ pkg-config
sudo apt install -y git curl build-essential libssl-dev libreadline-dev zlib1g-dev
git clone https://github.com/rbenv/rbenv.git ~/.rbenv
echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bashrc
echo 'eval "$(rbenv init - bash)"' >> ~/.bashrc
source ~/.bashrc
git clone https://github.com/rbenv/ruby-build.git ~/.rbenv/plugins/ruby-build
rbenv install 3.3.4
rbenv global 3.3.4
ruby -v
追加
rbenv install -f 3.3.4 rbenv global 3.3.4 ruby -v
# Node.js
sudo apt install -y nodejs npm
# Yarn
sudo npm install -g yarn
sudo apt install -y postgresql postgresql-contrib libpq-dev
gem install rails -v 7.1.3
rbenv rehash
rails -v
rails new myapp -d postgresql
cd myapp
rails s