Fix electron-updater auth for private GitHub repos

Use setFeedURL with private: true when a GitHub token is provided so
electron-updater queries the GitHub API instead of the public Atom feed
which rejects Bearer auth headers.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
65a808808fJulius Marminge committed on 3/4/2026, 8:27:47 AMparentcca1aa1
1 file changedLine totals unavailable