fix(updater): verify direct Windows update downloads

Ensure direct Windows installer updates download and hash-check every required file before prompting for restart. This prevents partial update payloads from relaunching the old version in an update loop.

Made-with: Cursor
185c91e5caDara Adedeji committed on 3/20/2026, 2:31:24 PMparent1f145af
10 files changedLine totals unavailable