LCORE-1514: generate topic summary for first interrupted conversation#1359

tisnik merged 2 commits intolightspeed-core:mainlightspeed-core/lightspeed-stack:mainfrom

karthikjeeyar:fix/topic-summary-on-interuppted-convkarthikjeeyar/lightspeed-stack:fix/topic-summary-on-interuppted-convCopy head branch name to clipboard