项目本地启动登录 请求报404

[my-is-kai]

Describe the bug （描述 Bug）
用yarn serve 启动项目 登录报错404

A clear and concise description of what the bug is.

To Reproduce （重现步骤）
Steps to reproduce the behavior:

1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior（你期待的是什么?）
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Screenshots（截图）
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Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context（附加信息）
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