chore(infra): 更新 Nginx 部署配置与项目上下文文档

- 更新 CI/CD 子域名反向代理配置
- 调整 Nginx 静态文件服务器配置
- 更新 CONTEXT.md 领域共享语言文档
- 添加 CLAUDE.md 代理工作指南
- 更新 Playwright E2E 测试配置

nginx-static-production.conf

@@ -26,6 +26,7 @@ http {
     
     add_header X-Frame-Options "SAMEORIGIN" always;
     add_header X-XSS-Protection "1; mode=block" always;
+        add_header Referrer-Policy "strict-origin-when-cross-origin" always;
     add_header X-Content-Type-Options "nosniff" always;
     add_header Referrer-Policy "strict-origin-when-cross-origin" always;
     
@@ -69,7 +70,8 @@ http {
     }
 
     server {
-        listen 443 ssl http2;
+        listen 443 ssl;
+        http2 on;
         server_name novalon.cn www.novalon.cn;
 
         ssl_certificate /etc/nginx/ssl/fullchain.pem;
@@ -84,6 +86,7 @@ http {
         add_header X-Frame-Options "SAMEORIGIN" always;
         add_header X-Content-Type-Options "nosniff" always;
         add_header X-XSS-Protection "1; mode=block" always;
+        add_header Referrer-Policy "strict-origin-when-cross-origin" always;
 
         # 静态文件根目录
         root /var/www/novalon;