Design a 1-to-1 Chat System

Build a One-to-One Messaging Platform System Design Create a messaging service that permits strictly person-to-person conversations. Group messaging, channels, and every other feature involving more than two participants are outside this problem's boundaries. Use the interview framework as a guide and focus on the material you would realistically cover during a 45–60 minute interview. Interviewers may probe deeply into implementation specifics. Avoid treating any component…