* fix(packaging): require macOS 13.4, which the bundled speech engine needs
* fix(updater): keep the macOS requirement title clear of the close button
* fix(packaging): check out the Darwin floor table for adhoc builds and raise the cask floor
* refactor(updater): reuse the parsed Darwin floor for the macOS requirement
* fix(updater): use a margin to keep the macOS requirement title clear of the close button
* fix(updater): say the macOS requirement comes from Electron and the speech engine
#34008 removed docs still linked from AGENTS.md (test anti-patterns,
cross-platform support, git workflow, component fixtures) plus the
macOS daemon TCC doc that cross-platform-support links to. Restore
them in a dedicated folder whose name marks them as AGENTS.md inputs.
Co-authored-by: OrcaWin <293788423+OrcaWin@users.noreply.github.com>