feat: Implement instructor module with course management pages and API services.

frontend_management/services/auth.service.ts

@@ -44,6 +44,7 @@ export interface LoginResponse {
         firstName: string;
         lastName: string;
         role: string;
+        avatarUrl?: string | null;
     };
 }
 
@@ -132,7 +133,8 @@ export const authService = {
                     email: response.user.email,
                     firstName: response.user.profile.first_name,
                     lastName: response.user.profile.last_name,
-                    role: response.user.role.code
+                    role: response.user.role.code,
+                    avatarUrl: response.user.profile.avatar_url
                 }
             };
         } catch (error: any) {