v2.4のリリース準備（バージョン更新／ドキュメント更新） #142

	# This workflow will build a Java project with Maven
	# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-maven

	name: Java CI with Maven

	on:
	push:
	branches-ignore:
	- 'gh-pages'
	pull_request:
	branches-ignore:
	- 'gh-pages'

	jobs:
	build:

	runs-on: ubuntu-latest

	steps:
	- name: Set up Locale
	run: \|
	sudo apt-get -y install fonts-ipafont language-pack-ja
	sudo locale-gen ja_JP.UTF-8
	sudo update-locale LANG=ja_JP.UTF-8
	sudo update-locale LC_ALL=ja_JP.UTF-8
	sudo localectl status
	- name: Set up Time-Zone
	run: \|
	sudo timedatectl set-timezone Asia/Tokyo
	date
	- uses: actions/checkout@v4
	- name: Set up JDK 1.8
	uses: actions/setup-java@v4
	with:
	distribution: 'corretto'
	java-version: 8
	- name: Set up Maven
	uses: stCarolas/setup-maven@v5
	with:
	maven-version: 3.9.6
	- name: Build with Maven
	env:
	TZ: 'Asia/Tokyo'
	run: mvn -B clean verify -Dgpg.skip=true

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