Feat/pagination tip history #414
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Implementation Highlights
Core Features:
Cursor-based pagination for /api/tips and /api/tips/user/:address endpoints
Database-level pagination replacing in-memory approach
Default page size of 50 items (configurable 1-100)
Composite database indexes for efficient cursor queries
Cursor validation with 512 character limit
Storage Layer:
Added listTips({ limit, cursor }) to both MemoryEventStore and PostgresEventStore
Added listTipsByUser(address, { limit, cursor }) to both storage implementations
Three composite indexes for optimal query performance
Testing:
492 total tests passing (106 new tests added)
46 integration tests for pagination behavior
26 storage unit tests
34 validation tests including edge cases
Documentation:
Comprehensive changelog in PAGINATION_CHANGELOG.md
API reference updated with pagination examples
Deployment guide includes performance characteristics
JSDoc documentation on all new methods
Closes #383