Core excalidraw-room usage guide. Read this before running excalidraw-room commands. Covers creating or reading a shared room, applying transactional add/update/delete commands via heredoc or file input, restoring snapshots, sending raw elements, and exporting PNG or SVG from scene JSON.
JSON-first CLI for shared Excalidraw rooms. Use when the user wants to inspect, patch, snapshot, restore, or export a shared Excalidraw room through a room URL instead of editing manually in the browser UI.