Add concise GitHub templates for issues and PRs

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug Report / 错误报告
+about: Use this template to report bugs in the software / 使用此模板向我们报告软件中的错误
+title: 
+labels: 'bug'
+assignees: 
+
+---
+
+## Issue Description / 问题描述
+Please provide a detailed description of the error or issue you encountered. / 请详细描述您遇到的错误或问题。
+
+## Steps to Reproduce / 复现步骤
+Please provide the specific steps to reproduce the error. / 请提供复现错误的具体步骤。
+
+## Expected Behavior / 预期行为
+Describe the behavior you expected to see. / 请描述您期望的正确行为。
+
+## Environment / 环境信息
+- Operating System / 操作系统：
+- Python Version / Python 版本：
+- Other Relevant Information / 其他相关信息：
+
+## Error Screenshots or Logs / 错误截图或日志
+If possible, please provide relevant screenshots or logs of the error. / 如果可能，请提供相关的错误截图或日志文件。
+
+## Additional Notes / 其他备注
+If you have any additional information or notes, please add them here. / 如果有其他补充信息，请在此处添加。

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature Request / 功能请求
+about: Submit a request for new features or enhancements / 提交对新功能或改进的请求
+title: 
+labels: 'enhancement'
+assignees: 
+
+---
+
+## Feature Description / 功能描述
+Please describe the feature you would like to see added or improved. / 请描述您希望添加或改进的功能。
+
+## Goal / 目标
+Explain the goal you hope to achieve with this feature. / 请说明您希望通过这个功能实现的目标。
+
+## Expected Behavior / 预期行为
+Describe the behavior you expect from this feature. / 请描述您期望的功能行为。
+
+## Alternative Solutions / 其他解决方案
+If you have considered any alternative solutions, please provide them here. / 如果您已经考虑了其他解决方案，请在此处提供。
+
+## Additional Notes / 其他备注
+If you have any additional information or notes, please add them here. / 如果有其他补充信息，请在此处添加。

.github/ISSUE_TEMPLATE/pull_request.md

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+---
+name: Pull Request
+about: Propose changes to the codebase
+labels: 
+
+---
+
+## Changes / 更改内容
+Brief summary of the changes made. / 所作的更改简短总结。
+
+## Testing / 测试
+How were these changes validated? / 这些更改是如何验证的？
+
+## Related Issues / 相关的问题
+Reference related issues if any. / 引用相关的问题（如果有）。