도서 리뷰 링크가 없을 경우 빈 배열을 반환하도록 변경 완료 #19

	name: Spring Boot Gradle CI

	on: [pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Set up JDK 21
	uses: actions/[email protected]
	with:
	java-version: '21'
	distribution: 'adopt'
	cache: 'gradle'

	- name: Grant execute permission for gradlew
	run: chmod +x gradlew

	- name: Build with Gradle
	run: ./gradlew build

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