5f330d4b8d
Keep both backend impersonation (schema, routes, types) and main's additions (settings, branding, dev login, full customer portal UI). Portal frontend files retain main's versions (complete UI with sidebar, sections, mock impersonation). Wiring frontend to real impersonation backend API remains as follow-up work. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>