feat: add TypeScript interfaces for CompanyData, StudentData, Role, and User

frontend/app/types/company_data.ts

@@ -0,0 +1,8 @@
+export interface CompanyData {
+    id: number;
+    name: string;
+    address: string;
+    ico: number;
+    contact: number;
+    hiring: number;
+};

frontend/app/types/role.ts

@@ -0,0 +1,5 @@
+export enum Role {
+    STUDENT = 'STUDENT',
+    EMPLOYER = 'EMPLOYER',
+    ADMIN = 'ADMIN'
+}

frontend/app/types/student_data.ts

@@ -0,0 +1,7 @@
+export interface StudentData {
+    id: number;
+    user_id: number;
+    address: string;
+    personal_email: string;
+    study_field: string;
+};

frontend/app/types/user.ts

@@ -0,0 +1,15 @@
+import type { Role } from "./role";
+import type { CompanyData } from "./company_data";
+import type { StudentData } from "./student_data";
+
+export interface User {
+    id: number,
+    name: string,
+    email: string,
+    first_name: string,
+    last_name: string,
+    phone: string,
+    role: Role,
+    company_data?: CompanyData,
+    student_data?: StudentData,
+};