Add .gitattributes to preserve execute permissions

[whfweb]

📝 What does this PR do?

This PR adds a .gitattributes file to preserve execute permissions for init scripts, particularly for the ZeroTier init script at net/zerotier/files/etc/init.d/zerotier.

🔧 Why is this needed?

The ZeroTier init script currently lacks execute permissions in the Git repository, which causes the service to fail to start when building OpenWrt firmware from source.

📋 Changes:

1. Added .gitattributes file with rules to:

   • Preserve execute permissions for all init.d scripts
   • Ensure proper line endings (LF) for shell scripts
   • Maintain correct file modes for ZeroTier and other services

2. The specific rules ensure that:

   • net/zerotier/files/etc/init.d/zerotier retains execute permission
   • All shell scripts in the repository keep proper permissions

✅ Testing:

• This change only adds metadata (.gitattributes) and does not affect code functionality
• The .gitattributes file follows Git best practices
• It helps ensure built firmware has correct permissions

📌 Notes:

• This fix addresses issue: ZeroTier service fails to start due to missing execute permissions
• Similar issues may affect other init scripts in the repository
• The solution is non-invasive and follows Git standards

---

✅ Formalities

• I have reviewed the CONTRIBUTING.md file for detailed contributing guidelines.

If your PR contains a patch:

• It can be applied using git am
• It has been refreshed to avoid offsets, fuzzes, etc.
• It is structured in a way that it is potentially upstreamable

[whfweb]

抱歉，这个 PR 包含了误操作。我将关闭它并重新提交一个干净的版本。

Closing this PR due to unintended file deletions. Will submit a clean version.

[whfweb]

解释删除和重新上传的原因：

1. 删除旧的 zerotier 目录：因为原来的 init 脚本有问题（可能缺少 shebang 或权限）
2. 上传新的 zerotier 文件：上传了修复后的版本
3. 更新 zerotier：进一步优化
4. 添加 .gitattributes：防止将来出现权限问题

具体修复了什么问题：

• 原来的 net/zerotier/files/etc/init.d/zerotier 脚本缺少执行权限
• 可能导致 OpenWrt 中 ZeroTier 服务无法启动
• 现在确保脚本有正确的权限和 shebang

验证：

新的 init 脚本应该包含：

#!/bin/sh /etc/rc.common
# 和正确的启动逻辑

[whfweb]

/close

[whfweb]

@maintainers

Request to Close This PR

您好，我在提交此PR时包含了误操作（删除了net/zerotier目录）。虽然已重新上传文件并解释了原因，但为了保持提交历史的整洁，我希望能关闭此PR，并重新提交一个仅包含.gitattributes文件的干净版本。

我已在评论中尝试使用/close命令但未生效，麻烦您帮忙关闭此PR (#28027)。

谢谢！

[GeorgeSapkin]

Please use English for communication. You don't need to close and (potentially) re-open a PR with the same changes just because of the commit history as you can force-push to the same PR after you fix the commits. And please also check the contribution guidelines.

[GeorgeSapkin]

You can rebase locally, drop unnecessary commits, unrelated to the PR, and then force-push.

[1715173329]

This is clearly wrong. Git will keep attributes as-is.
The only way attributes get lost is that you manually replaced (delete + create) the file.

I'm not interested in maintaining such a top file for every package.