readme中技术交流二维码已过期

[superzoey]

问题描述 / Describe the bug A clear and concise description of what the bug is.

问题复现步骤 / To Reproduce

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

预期结果 / Expected behavior A clear and concise description of what you expected to happen.

截图 / Screenshots If applicable, add screenshots to help explain your problem.

环境信息 / Environment (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 Add any other context about the problem here.