[BE] Yjs Runner 배포 워크플로우 및 인프라 세팅 #604

	name: CI

	on:
	pull_request:
	branches: [ dev, release ]
	push:
	branches: [ dev ]

	jobs:
	detect-changes:
	name: Detect Changes
	runs-on: ubuntu-latest
	outputs:
	backend: ${{ steps.filter.outputs.backend }}
	steps:
	- uses: actions/checkout@v4
	- uses: dorny/paths-filter@v2
	id: filter
	with:
	filters: \|
	backend:
	- 'backend/api/**'

	lint:
	name: Check Style
	needs: detect-changes
	if: needs.detect-changes.outputs.backend == 'true'
	runs-on: ubuntu-latest
	defaults:
	run:
	working-directory: backend/api
	steps:
	- uses: actions/checkout@v4
	- name: Set up JDK 17
	uses: actions/setup-java@v4
	with:
	distribution: temurin
	java-version: 17
	cache: gradle
	- run: chmod +x ./gradlew

	- name: Run Checkstyle
	run: ./gradlew checkstyleMain checkstyleTest --no-daemon

	build:
	name: Build & Test
	needs: detect-changes
	if: needs.detect-changes.outputs.backend == 'true'
	runs-on: ubuntu-latest
	defaults:
	run:
	working-directory: backend/api
	steps:
	- uses: actions/checkout@v4
	- name: Set up JDK 17
	uses: actions/setup-java@v4
	with:
	distribution: temurin
	java-version: 17
	cache: gradle
	- run: chmod +x ./gradlew

	- name: Build
	run: ./gradlew build -x checkstyleMain -x checkstyleTest --no-daemon

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