docs: documented insider cases inventory

[MaksymDS]

Summary

• Maps 8 externally documented potential-insider-trading cases to concrete market IDs in the DB
• For each case: market_id(s), volume, resolution outcome, whether trades are already fetched, ILS feasibility rating (🟢/🟡/🔴)
• Identifies the only immediately ILS-ready market: Romanian election 0x9872fe47 (9,288 trades already in DB)
• Documents blockers: The Graph indexer failure on $1B+ US election markets; T_news table empty
• Provides concrete action items for Task 03 subgraph batch runs

Cases covered

1. 2024 US Presidential Election ($2.57B) — blocked by indexer issue
2. Oct 2024 Iran Strike on Israel ($148K) — available once batch reaches low-vol markets
3. 2026 US-Iran Conflict Cluster ($89M–$269M) — needs high-vol batch
4. Maduro/Venezuela ($11M–$51M) — needs mid-vol batch
5. Bitcoin ETF SEC Approval Jan 2024 ($12.6M) — needs mid-vol batch
6. Google Year in Search 2025 ($750K–$3M) — in current batch scope
7. FTX/SBF ($363K–$8.2M) — partial coverage
8. Romanian Presidential Election 2024 ($326M) — ✅ 9,288 trades ready

Report

reports/DOCUMENTED_CASES_INVENTORY.md

Depends on: #1 (retroactive/task02c-history)

🤖 Generated with Claude Code