获取集团分类根节点前端传null传入后端直接改为空字符串bug修复

wanghong

2023-12-21 f1f3a8b8a6db93906fb283d7bfd3cb5b4a6fd8c7

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server:
  port: 18000
knife4j:
  enableAggregation: true
  cloud:
    enable: true