nain development build 39

Development packages for Apple Silicon and Intel Macs. AI and telemetry are disabled.

Source: ac4785f6dfcc2e6d4fd68d1cb98fdc99da9ebed2

Validated build and runtime reports

These packages use ad-hoc signatures and are not Apple-notarized. Automatic updates are disabled; install development versions manually. Apple signing and notarization remain a separate manual release workflow.