# n8n 前端项目 (history 模式)
        location /n8n/ {
            alias   /temp/n8n/;  # 注意：使用 alias 而不是 root，并且路径末尾要加 /
            index  index.html index.htm;
            try_files $uri $uri/ /n8n/index.html;  # history 模式关键配置
            add_header Content-Security-Policy upgrade-insecure-requests;
        }

        # 原有项目根目录 (hash 模式)
        location / {
            root    /temp/yuying;
            index  index.html index.htm;
            add_header Content-Security-Policy upgrade-insecure-requests;
        }

完成的配置：

    # https
    server {
        listen       443 ssl; 
        server_name  chat.xutongbao.top;
        # 付费
        ssl_certificate         /temp/ssl/chat.xutongbao.top/chat.xutongbao.top_cert_chain.pem;   # nginx的ssl证书文件
        ssl_certificate_key     /temp/ssl/chat.xutongbao.top/chat.xutongbao.top_key.key;  # nginx的ssl证书验证密码

        # 免费
        # ssl_certificate         /temp/ssl/cersign/chat.xutongbao.top/chat.xutongbao.top.crt;   # nginx的ssl证书文件
        # ssl_certificate_key     /temp/ssl/cersign/chat.xutongbao.top/chat.xutongbao.top_rsa.key;  # nginx的ssl证书验证密码

        proxy_send_timeout 6000s;    # 设置发送超时时间，
        proxy_read_timeout 6000s;    # 设置读取超时时间。

        # n8n 前端项目 (history 模式)
        location /n8n/ {
            alias   /temp/n8n/;  # 注意：使用 alias 而不是 root，并且路径末尾要加 /
            index  index.html index.htm;
            try_files $uri $uri/ /n8n/index.html;  # history 模式关键配置
            add_header Content-Security-Policy upgrade-insecure-requests;
        }

        # 原有项目根目录 (hash 模式)
        location / {
            root    /temp/yuying;
            index  index.html index.htm;
            add_header Content-Security-Policy upgrade-insecure-requests;
        }

        location /api/ {
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header REMOTE-HOST $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header X-NginX-Proxy true;

            proxy_set_header Connection '';
            proxy_http_version 1.1;
            chunked_transfer_encoding off;
            proxy_buffering off;
            proxy_cache off;

            proxy_pass http://yuying-api.xutongbao.top;
        }

        location /socket.io/ {
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header REMOTE-HOST $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header X-NginX-Proxy true;
            proxy_pass http://127.0.0.1:84;

            # 关键配置 start
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";
            # 关键配置 end
        }

        location /ws {
            proxy_pass http://52.247.230.154:86/;
            proxy_read_timeout              500;
            proxy_set_header                Host    $http_host;
            proxy_set_header                X-Real-IP          $remote_addr;
            proxy_set_header                X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_http_version 1.1;
            
            # ws 协议专用头
            proxy_set_header                Upgrade $http_upgrade;
            proxy_set_header                Connection "Upgrade";
        }


        # 匹配sslCnd开头的请求，实际转发的请求去掉多余的sslCnd这三个字母
        location ^~/sslCnd/ {
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header REMOTE-HOST $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header X-NginX-Proxy true;
            proxy_pass http://cdn.xutongbao.top/;
        }         

        # n8n接口转发
        location /n8n-api/ {
            # 设置允许跨域的域，* 表示允许任何域，也可以设置特定的域
            add_header 'Access-Control-Allow-Origin' '*';
            # 允许的方法
            add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
            # 允许的头信息字段
            add_header 'Access-Control-Allow-Headers' 'User-Agent,Keep-Alive,Content-Type';
            # 缓存时间
            add_header 'Access-Control-Max-Age' 1728000;
 
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header REMOTE-HOST $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header X-NginX-Proxy true;
 
            proxy_set_header Connection '';
            proxy_http_version 1.1;
            chunked_transfer_encoding off;
            proxy_buffering off;
            proxy_cache off;
          
            proxy_pass http://localhost:5678/;

            # 关键配置 start
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";
            # 关键配置 end
        }          
    }