server Directory Reference

Files
	messages.hpp
	Builders for viewer protocol v1 messages (docs/13-viewer-protocol.md).
	replay_log.hpp
	Replay log (design doc 09 §2, decision D45): the viewer protocol's JSON messages, one per line, each with a leading "t" (seconds since the recording started).
	viewer_server.hpp
	HTTP + WebSocket server for the live viewer (design doc 09, protocol in docs/13-viewer-protocol.md).