docs: 修复HTML文档出差申请结构错误 + 添加OpenResty文档托管配置

frontend/public/docs/user-guide.html

@@ -345,7 +345,7 @@
                 </li>
                 <li class="step-item">
                     <span class="step-number">3</span>
-span class="step-text">填写出差事由，添加行程（出发地、目的地、日期）</span>
+                    <span class="step-text">填写出差事由，添加行程（出发地、目的地、日期）</span>
                 </li>
                 <li class="step-item">
                     <span class="step-number">4</span>

nginx/x-server-api.conf

@@ -35,3 +35,17 @@ location /feishu/card/callback {
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
     proxy_set_header X-Forwarded-Proto $scheme;
 }
+
+# 用户文档静态托管
+location /docs/ {
+    alias /www/x-server-mobile/frontend/public/docs/;
+    index user-guide.html;
+    types {
+        text/html html htm;
+        text/css css;
+        application/javascript js;
+        image/svg+xml svg;
+    }
+    add_header Cache-Control "public, max-age=3600";
+    charset utf-8;
+}