さくらインターネットのレンタルサーバーでやること

setup.sh

# シェルBashに変更（要パスワード入力）
chsh -s /usr/local/bin/bash
echo "export LANG=ja_JP.UTF-8" >> .bash_profile
source .bash_profile

# 鍵認証(コピペ）
vim ~/.ssh/authorized_keys
chmod 600 ~/.ssh/authorized_keys

# コマンドインストール
mkdir ~/bin
cd bin

# Composer
php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
php -r "if (hash_file('SHA384', 'composer-setup.php') === '544e09ee996cdf60ece3804abc52599c22b1f40f4323403c44d44fdfdd586475ca9813a858088ffbc1f233e9b180f061') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;"
php composer-setup.php
php -r "unlink('composer-setup.php');"
mv composer.phar composer
chmod +x composer

# WP-CLI
curl -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar
mv wp-cli.phar wp
chmod +x wp