Update gradle.yml #3

	# This workflow uses actions that are not certified by GitHub.
	# They are provided by a third-party and are governed by
	# separate terms of service, privacy policy, and support
	# documentation.
	# This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
	# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-java-with-gradle

	name: Java CI with Gradle

	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]

	permissions:
	contents: read

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:


	# 1. 최신 이미지를 풀받습니다
	- name: docker pull
	run: \|
	docker login -u ${{ secrets.DOCKER_USERNAME }} -p ${{ secrets.DOCKER_PASSWORD }}
	sudo docker pull ${{ secrets.DOCKERHUB_USERNAME }}/se-community-image

	# 2. 기존의 컨테이너를 중지시킵니다
	- name: docker stop container
	run: sudo docker stop $(sudo docker ps -q) 2>/dev/null \|\| true

	# 3. 최신 이미지를 컨테이너화하여 실행시킵니다
	- name: docker run new container
	run: sudo docker run --name se-community-image --rm -d -p 8080:8080 ${{ secrets.DOCKERHUB_USERNAME }}/se-community-image

	# 4. 미사용 이미지를 정리합니다
	- name: delete old docker image
	run: sudo docker system prune -f

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