Initial commit: X-Server Mobile enterprise tool system

- Frontend: React 18 + TypeScript + Vite + Ant Design Mobile
- Backend: PHP 8.5 + Webman 2.x + MySQL + Redis
- i18n support: Chinese, English, Russian, Spanish, French
- Approval workflow engine
- Docker development environment
- Feishu integration

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/src/pages/business-trip/apply.tsx

@@ -0,0 +1,23 @@
+import styles from './apply.module.css'
+
+export default function BusinessTripApply() {
+  return (
+    <div className={styles.apply}>
+      <form className={styles.form}>
+        <div className={styles.group}>
+          <label>出差事由</label>
+          <input type="text" placeholder="请输入出差事由" />
+        </div>
+        <div className={styles.group}>
+          <label>出差时间</label>
+          <input type="text" placeholder="请选择出差时间" />
+        </div>
+        <div className={styles.group}>
+          <label>出差地点</label>
+          <input type="text" placeholder="请输入出差地点" />
+        </div>
+        <button type="button" className={styles.submitBtn}>提交申请</button>
+      </form>
+    </div>
+  )
+}