Set title and description written in line-openapi PR #3119

	# Definition of GitHub Actions.
	# Designed to working both LINE's and forked repository.
	#
	# Note:
	# Memory:
	# VM Spec = 2core, 7G RAM. as of 2019-10. https://help.github.com/en/github/automating-your-workflow-with-github-actions/virtual-environments-for-github-actions
	# There are possiblity that speed up build by setting xmx manually. But using default now.
	# Gradle Deamon:
	# Disabled via appending ~/.gradle/gradle.properties
	name: CI
	on:
	push:
	pull_request:
	merge_group:

	jobs:
	test:
	name: test (JDK ${{ matrix.java }})
	runs-on: ubuntu-latest
	timeout-minutes: 30
	strategy:
	fail-fast: false
	matrix:
	java: # We want to test on LTSs.
	- '17'
	- '21'
	steps:
	- name: actions/setup-java@v3 (JDK ${{ matrix.java }})
	uses: actions/setup-java@v4
	with:
	distribution: 'temurin'
	java-version: ${{ matrix.java }}
	architecture: x64
	- uses: actions/checkout@v4
	with:
	submodules: true
	- run: \|
	mkdir -p ~/.gradle
	echo "org.gradle.daemon=false" >> ~/.gradle/gradle.properties
	- run: ./gradlew -v
	- run: cd generator && mvn package && cd ..
	- run: python3 generate-code.py
	- run: ./gradlew build

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