server {
    listen 80;
    server_name im.zhenyangtang.cn;

    root /www/dk_project/wwwroot/im.zhenyangtang.cn;
    client_max_body_size 100m;

    location ^~ /.well-known/acme-challenge/ {
        try_files $uri =404;
    }

    # 桌面端和直接调用方使用后端原生的 /api/v2/* 地址。
    location ^~ /api/v2/ {
        proxy_pass http://127.0.0.1:18766;
        proxy_http_version 1.1;
        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_set_header X-Forwarded-Proto $scheme;
        proxy_connect_timeout 15s;
        proxy_send_timeout 300s;
        proxy_read_timeout 300s;
    }

    # Vite 开发环境原本会把前端的 /api/* 重写成 /api/v2/*；
    # 生产环境由 Nginx 完成相同转换。
    location ^~ /api/ {
        proxy_pass http://127.0.0.1:18766/api/v2/;
        proxy_http_version 1.1;
        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_set_header X-Forwarded-Proto $scheme;
        proxy_connect_timeout 15s;
        proxy_send_timeout 300s;
        proxy_read_timeout 300s;
    }

    location ^~ /gateway/ {
        proxy_pass http://127.0.0.1:18770/;
        proxy_http_version 1.1;
        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_set_header X-Forwarded-Proto $scheme;
        proxy_connect_timeout 15s;
        proxy_send_timeout 300s;
        proxy_read_timeout 300s;
    }

    location / {
        proxy_pass http://127.0.0.1:18766;
        proxy_http_version 1.1;
        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_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection $connection_upgrade;
        proxy_connect_timeout 15s;
        proxy_send_timeout 300s;
        proxy_read_timeout 300s;
    }

    access_log /www/wwwlogs/im.zhenyangtang.cn.log;
    error_log /www/wwwlogs/im.zhenyangtang.cn.error.log;
}