feat(migrations): Rename indexes and update global integration settings fields for improved clarity and functionality

feat(admin): Add API monitoring, debug console, and system health templates for enhanced admin interface

docs: Add AI system cleanup summary and audit report detailing architecture, token management, and recommendations

docs: Introduce credits and tokens system guide outlining configuration, data flow, and monitoring strategies

frontend/src/store/authStore.ts

@@ -19,6 +19,7 @@ interface User {
   email: string;
   username: string;
   role: string;
+  is_staff?: boolean;
   account?: {
     id: number;
     name: string;