feat: 域名验证文件转发访问

gateway/nginx.conf.template

@@ -22,6 +22,15 @@ server {
         proxy_set_header X-Forwarded-Proto $scheme;
     }
 
+    # 域名验证文件（WW_verify_xxx.txt / MP_verify_xxx.txt 等），转发到后端 static 目录
+    location ~ ^/([A-Z]{2,}_verify_.*\.txt)$ {
+        proxy_pass http://${BACKEND_HOST}:8080/$1;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+    }
+
     # 前端静态资源 + SPA fallback
     location / {
         proxy_pass http://frontend:80;