Initial frontend repository commit.

Include app source and update .gitignore to exclude local release artifacts and signing files.

Made-with: Cursor

src/screens/auth/index.ts

@@ -0,0 +1,8 @@
+/**
+ * 认证屏幕导出
+ * 胡萝卜BBS - 登录注册模块
+ */
+
+export { LoginScreen } from './LoginScreen';
+export { RegisterScreen } from './RegisterScreen';
+export { ForgotPasswordScreen } from './ForgotPasswordScreen';