v0.25.1 — macOS Startup Fix

v0.25.1 — macOS Startup Fix

Fixes a macOS startup crash caused by incomplete UI code in the 0.25.0 package. Rebuilt from isolated release source.

Source: clean v0.25.0 tag (b00f86889e1336c63b314e344552e09aac347d2d) plus frozen-release workflow/test/documentation support and the two version-only commits used for beta-first validation and stable promotion. No post-tag product or feature commits are included.