Mark the following backlog items as complete: 1. Post comment_count reconciliation (2025-11-16) - Added comprehensive test coverage (4 test cases) - Updated misleading FIXME comment to accurate documentation - Verified existing reconciliation logic works correctly 2. Handle resolution for block endpoints (2025-11-16) - Phase 3: Block/unblock endpoints now accept handles - Added 11 test cases covering all identifier formats - Proper error handling (400 for validation, 404 for not found) - Phase 1 (post creation) was already complete Both issues estimated at 2-3 hours each, completed with full test coverage and documentation updates.