feat: 完善平台总后台模块

frontend/platform_admin/src/utils/auth.ts

@@ -0,0 +1,19 @@
+const TOKEN_KEY = 'token';
+
+const isLogin = () => {
+  return !!localStorage.getItem(TOKEN_KEY);
+};
+
+const getToken = () => {
+  return localStorage.getItem(TOKEN_KEY);
+};
+
+const setToken = (token: string) => {
+  localStorage.setItem(TOKEN_KEY, token);
+};
+
+const clearToken = () => {
+  localStorage.removeItem(TOKEN_KEY);
+};
+
+export { clearToken, getToken, isLogin, setToken };