修改CI脚本

.gitea/workflows/build.yml

@@ -12,16 +12,14 @@ jobs:
     permissions: write-all
     runs-on: ubuntu-latest
     steps:
-# 下载代码
     - uses: actions/checkout@v3
+    - uses: stCarolas/setup-maven@v4
     - name: Set up JDK 17
-# 安装 JDK
       uses: actions/setup-java@v3
       with:
         java-version: '17'
         distribution: 'temurin'
         cache: maven
-# Maven 打包 
     - name: Build with Maven
       run: mvn -B package --file pom.xml
 # 将打包好的 Jar 包 放到 staging 文件夹