Change the default user name and initials in the application's sidebar and info library. Replit-Commit-Author: Agent Replit-Commit-Session-Id: 55837015-10e9-4be9-b857-7f5e6be73772 Replit-Commit-Checkpoint-Type: full_checkpoint Replit-Commit-Event-Id: 8d5646d8-c100-49a1-a50e-c38a257e5447 Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/1cc377db-7ea0-49f2-97ce-c3e87e0228cc/55837015-10e9-4be9-b857-7f5e6be73772/Ci0DnxP Replit-Helium-Checkpoint-Created: true