fix: 修改github actions文件 #28

	# This workflow will build a package using Maven and then publish it to GitHub packages when a release is created
	# For more information see: https://github.com/actions/setup-java/blob/main/docs/advanced-usage.md#apache-maven-with-a-settings-path

	name: chathub的部署于运行

	#推送事件触发
	on:
	push:
	branches:
	- main

	jobs:
	backend-build:
	name: 后端模块构建
	# 选择系统运行
	runs-on: ubuntu-latest
	#步骤运行命令
	steps:
	- name: 拉取仓库 # -name让github知道这个步骤的名字
	# 必须使用这个命令才行
	uses: actions/checkout@v4

	#- name: 创建工作区域
	#run: sudo chmod 777 -R /home && apt-fast update && apt-fast install openjdk-17-jdk && apt-fast install tree && tree /home/runner/work/chat-hub/chat-hub && mkdir /home/github/server/chathub/backend && cd /home/github/server/chathub/backend
	#run: apt-fast update && apt-fast install tree && sudo tree -L 2 /home/runner/work/chat-hub/chat-hub && cd /home/github/server/chathub/backend

	- name: 下载JDK 并设置环境变量
	run: \|
	apt-fast update
	apt-fast install openjdk-17-jdk
	sudo update-alternatives --install /usr/bin/java java /usr/lib/jvm/java-17-openjdk-amd64/bin/java 1
	sudo update-alternatives --set java /usr/lib/jvm/java-17-openjdk-amd64/bin/java
	java -version

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