feat: frontend skeleton done

frontend/src/services/authService.js

@@ -0,0 +1,16 @@
+import http from './http'
+
+export async function login(username, password) {
+  const response = await http.post('/auth/login', { username, password })
+  return response.data
+}
+
+export async function logout() {
+  const response = await http.post('/auth/logout')
+  return response.data
+}
+
+export async function me() {
+  const response = await http.get('/auth/me')
+  return response.data
+}