feat: Introduce user authentication and registration features with login, registration pages, and an authentication service.

frontend_management/services/auth.service.ts

@@ -193,5 +193,37 @@ export const authService = {
             baseURL: config.public.apiBaseUrl as string,
             body: { token, password }
         });
+    },
+
+    async registerInstructor(data: RegisterInstructorRequest): Promise<void> {
+        const config = useRuntimeConfig();
+        const useMockData = config.public.useMockData as boolean;
+
+        if (useMockData) {
+            // Mock: simulate registration
+            await new Promise(resolve => setTimeout(resolve, 1000));
+            return;
+        }
+
+        // Real API
+        await $fetch('/api/auth/register-instructor', {
+            method: 'POST',
+            baseURL: config.public.apiBaseUrl as string,
+            body: data
+        });
     }
 };
+
+// Register Instructor Request
+export interface RegisterInstructorRequest {
+    username: string;
+    email: string;
+    password: string;
+    first_name: string;
+    last_name: string;
+    prefix: {
+        en: string;
+        th: string;
+    };
+    phone: string;
+}