feat: add ephemeral P2P chat with terminal UI #34
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- Enhance footer and debug element styling with better visibility - Increase map modal size and adjust marker appearance - Persist chat collapse state in localStorage and initialize on load
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This is a duplicate of #20 |
Combines upstream's ephemeral chat implementation with additional features: From upstream: - Peer map with Leaflet-based world visualization - Minimizable chat terminal with persistent state - System messages for peer connect/disconnect - ENABLE_CHAT environment variable toggle Added enhancements: - Nickname system with localStorage persistence - Advanced rate limiting (2s cooldown + 5/30s burst limit) - ChatRateLimiter class with proper burst tracking - TCP relay server for local testing (WSL2/Docker workaround) - Cryptographic signature verification on chat messages - AGENTS.md documentation for AI agents Technical changes: - CHAT message protocol with id, nick, msg, ts, hops, nonce, sig - ChatRateLimiter replaces simple Map-based rate limiting - SwarmManager supports RELAY_PORT for TCP relay connections - getAllConnections() method for unified connection handling
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- Update SSE documentation to reflect simplified broadcast method - Update ChatRateLimiter documentation (instantiated in routes.js) - Fix routes.js to use getSwarm().connections.size consistently - Update frontend notes for nickname storage and chat handling
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Implement a decentralized chat system that leverages the existing Hyperswarm gossip network. Messages are ephemeral (not persisted) and propagate through the swarm like heartbeats.
Features:
Technical changes: