Started new initial React frontend, aadditinal changes for Django to run REST.

frontend/src/lib/api-client.ts

@@ -0,0 +1,36 @@
+import axios from 'axios';
+
+// Use Vite proxy in development, or env variable in production
+const API_BASE_URL = import.meta.env.VITE_API_URL || '/api';
+
+export const apiClient = axios.create({
+  baseURL: API_BASE_URL,
+  headers: {
+    'Content-Type': 'application/json',
+  },
+  withCredentials: true, // For session auth
+});
+
+// Add request interceptor for JWT token (if using JWT)
+apiClient.interceptors.request.use((config) => {
+  const token = localStorage.getItem('access_token');
+  if (token) {
+    config.headers.Authorization = `Bearer ${token}`;
+  }
+  return config;
+});
+
+// Add response interceptor for error handling
+apiClient.interceptors.response.use(
+  (response) => response,
+  (error) => {
+    if (error.response?.status === 401) {
+      // Handle unauthorized - redirect to login
+      localStorage.removeItem('access_token');
+      // window.location.href = '/login';
+    }
+    return Promise.reject(error);
+  }
+);
+
+export default apiClient;