rdmbair15m5-changelog-20260822-0405-logtty-appstore-and-init-architecture

Detailed specification for LogTTY app initialization sequence, Mac App Store sandbox vs. Direct Notarized log loss matrix, iOS boundary strategies, and domain-by-domain troubleshooting playbooks.

Scope

• Host: rdmbair15m5
• Application: LogTTY.app (macOS & iOS)

Exact files touched / created

• ~/Desktop/logtty_app_store_and_init_architecture_v822.md
• ~/Desktop/logtty_app_store_and_init_architecture_v822.html

Summary of Specifications

1. App Init Staging: Pre-UI MetricKit subscription (MXMetricManager), SQLite WAL initialization, and system surface bindings (MenuBarExtra, Spotlight IndexedEntity, AppShortcutsProvider).
2. Log Loss Matrix: Detailed comparison between Mac App Store sandboxed capabilities and Direct Notarized / Privileged Helper builds.
3. iOS Strategy: 4 pillars (User Import, Developer SDK, ActivityKit Live Activities, On-Device Privacy).
4. Troubleshooting Playbooks: Complete engineering playbooks covering System Performance, App UX Hangs, URLSession Network breakdowns, CloudKit/TCC debugging, and Local LLM/ANE runtime metrics.

Verification Evidence

• Verified valid Markdown and HTML5 documents created on ~/Desktop/.