docs: README.md 추가 #21

	name: Spring Boot CI

	on:
	pull_request:
	branches:
	- develop
	- main

	permissions:
	pull-requests: write
	checks: write

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	# 1. 코드 체크아웃
	- name: Checkout code
	uses: actions/checkout@v3

	# 2. JDK 설정
	- name: Set up JDK 21
	uses: actions/setup-java@v3
	with:
	java-version: '21'
	distribution: 'temurin'

	# 3. Gradle 실행 권한 부여
	- name: Grant execute permission for gradlew
	run: chmod +x gradlew

	# 4. Gradle 설정
	- name: Setup Gradle
	uses: gradle/actions/setup-gradle@v3
	with:
	cache-read-only: false

	# 5. 빌드 (테스트 제외)
	- name: Build with Gradle
	run: ./gradlew build -x test --build-cache

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