fix: 쿼리 생성시 AIMessage 에러 수정 및 리펙토링#74

ParkGyeongTae wants to merge 1 commit intomasterCausalInferenceLab/Lang2SQL:masterfrom

feature/73-aimessage-add-contextCausalInferenceLab/Lang2SQL:feature/73-aimessage-add-contextCopy head branch name to clipboard