Redpanda (optional)RouterSQLiteGo ServerDashboardRedpanda (optional)RouterSQLiteGo ServerDashboard...later, router reconnects...alt[Router is online][Router is offline]opt[Long-lived audit]POST /api/command {router_id, command, args}authenticate (JWT, role check)INSERT INTO commands (id, status=pending)WebSocket send {type: command, ...}execute (uci_set, shell, reboot, etc.)WS result {type: command_result, command_id}UPDATE status=completedSSE push command_resultcommand stays in queueWebSocket send all queued commandspublish (optional)