3.4 - Aggregation & Read APIs

Task ID: 3.4
Phase: 3
Description: Efficient read-only aggregation views for claims, links, and VS.
Deliverables:
- View functions
- Indexer-friendly APIs
- Gas profiling
Dependencies: 3.3
Estimated Hours: 180
Start Hour: 1401
End Hour: 1580
Bounty (VSP): 6600000