Ingests the 11-page research PDF from #946 into a structured markdown
reference document covering all 8 deep dives with current issue
cross-references. Creates issue #1056 for the one net-new work item:
content moderation pipeline (Llama Guard + game-context prompts).
Refs #946
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>