Add sys_presence system object to service-realtime package - #1020

Add sys_presence system object to service-realtime package#1020

hotlong merged 4 commits into

mainobjectstack-ai/objectstack:mainfrom

copilot/add-sys-presence-to-service-realtimeobjectstack-ai/objectstack:copilot/add-sys-presence-to-service-realtimeCopy head branch name to clipboard