maven plugin

<plugin>
    <groupId>org.codehaus.mojo</groupId>
    <artifactId>properties-maven-plugin</artifactId>
    <version>1.2.1</version>
    <executions>
        <execution>
            <id>read-env</id>
            <phase>initialize</phase>
            <goals>
                <goal>read-project-properties</goal>
            </goals>
            <configuration>
                <files>
                    <file>${project.basedir}/.env</file>
                    <file>${project.basedir}/.env.${env.APP_ENV}</file> <!-- 动态环境 -->
                    <file>${project.basedir}/.env.local</file>          <!-- 本地覆盖，最高优先级 -->
                </files>
                <quiet>true</quiet> <!-- 文件不存在时静默跳过 -->
            </configuration>
        </execution>
    </executions>
</plugin>