- Create new swarm endpoints for fetching user followers list at /api/swarm/users/[handle]/followers
- Create new swarm endpoints for fetching user following list at /api/swarm/users/[handle]/following
- Add SwarmFollowerUser and SwarmFollowingUser interfaces for federated user data
- Implement local and remote follower/following aggregation in swarm endpoints
- Update local followers endpoint to fetch data from remote swarm nodes
- Update local following endpoint to fetch data from remote swarm nodes
- Add error handling and database availability checks for all endpoints
- Include node domain and timestamp metadata in swarm responses
- Support pagination with configurable limit parameter (max 100)
- Enable cross-node follower/following visibility for federated social graph