Stop auto-creating duplicate accounts on OAuth, add bind-or-register gate, PC scan login, mobile open-in-WeChat guide, and fix localhost session cookies. Co-authored-by: Cursor <cursoragent@cursor.com>
Track application source and tests; exclude local env, user workspaces, and runtime data via .gitignore. Co-authored-by: Cursor <cursoragent@cursor.com>
John