refactor: 비동기 처리용 Executor 분리, Firebase ThreadPool 커스텀, 알림 재전송 실패 로직 추가, 콜백 메소드를 활용한 Non-Blocking 처리 #661

	name: Pium Backend CI Config

	on:
	push:
	paths: 'backend/**'
	pull_request:
	branches:
	- develop
	- main
	paths: 'backend/**'

	defaults:
	run:
	working-directory: backend/pium

	permissions:
	pull-requests: write
	checks: write

	jobs:
	build:

	runs-on: ubuntu-latest

	steps:
	- name: Set up Repository
	uses: actions/checkout@v3

	- name: Set up JDK 17
	uses: actions/setup-java@v3
	with:
	java-version: '17'
	distribution: 'temurin'

	- name: Give permission for Gradle
	run: chmod +x gradlew

	- name: Run gradle build
	run: ./gradlew build

	- name: comments test result on PR
	uses: EnricoMi/publish-unit-test-result-action@v1
	if: always()
	with:
	files: '*/build/test-results/test/TEST-.xml'

	- name: comments test result in failed line if test failed
	uses: mikepenz/action-junit-report@v3
	if: always()
	with:
	report_paths: '*/build/test-results/test/TEST-.xml'
	token: ${{ github.token }}

	- name: notificate on slack if build failed
	uses: 8398a7/action-slack@v3
	with:
	status: ${{ job.status }}
	author_name: 백엔드 빌드 결과 알림
	fields: repo, message, commit, author, action, eventName, ref, workflow, job, took
	env:
	SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL_BACKEND }}
	if: always()

Provide feedback