1962748722
IUH-M03 shipped as PR #433 (732f8a49) — unified first-run flow,
session-file bridge removed, backward-compat preserved, and the
M02 hooks-consent follow-up closed end-to-end via the finalize
stage + mosaic-link-runtime-assets MOSAIC_SKIP_CLAUDE_HOOKS flag.
All 7 acceptance criteria satisfied across PRs #429, #431, #433.
Mission phase → complete, progress 3/3.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>