Interactive walkthrough of the coverage grind that unblocked the push
gate: the FakeAsync vs real-loop tension, the runAsync tap technique,
lazy-ListView coverage, and justified coverage:ignore. Includes a
zone-simulator micro-world and a debiased quiz.
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01UWkAKQ48Jhg5iSPkzh8NsH