Docker迁移以及环境变量问题

容器内部环境变量生效，外部不生效
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docker-compose.yml设置环境变量

  environment:
   - JAVA_HOME=/opt/jdk1.8.0_381
   - PATH=/opt/jdk1.8.0_381/bin
   - CLASSPATH=/opt/jdk1.8.0_381/lib/
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