技术架构讨论：PR #291 fix(desktop) 避免 Windows 启动时使用 PowerShell

## 背景

PR #291 修改 Windows 启动机制以避免 PowerShell，涉及 5190 行变更（核心路径 1345 行），属于较大架构调整，需要技术白名单成员确认：

- 新启动机制的兼容性与回退方案
- bootstrap-electron.ts 等核心文件的变更影响
- 与 lifecycle 管理的衔接

## 关联 PR

- https://github.com/makecindy/cindy/pull/291

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关联 PR:#291(作者 @yz121098);本 issue 由 review-pr 流程自动创建,用于先讨论该 PR 涉及的技术架构调整,聊清楚后 PR 会恢复审查。

Start by reviewing PR #291, especially the changes around bootstrap-electron.ts and lifecycle management. Check the proposed Windows startup mechanism for compatibility and fallback considerations. Done means the architectural questions are resolved and the approach is ready for PR review.

Written by the indexing model from the issue text.