user www-data;
worker_processes auto;
pid /run/nginx.pid;

events {
    worker_connections 1024;
    use epoll;
    multi_accept on;
}

http {
    include /etc/nginx/mime.types;
    default_type application/octet-stream;

    # Add missing MIME types for problematic files
    map $arg_download $download_type {
        "1" "application/octet-stream";
        default "";
    }

    # Logging
    access_log /var/log/nginx/access.log;
    error_log /var/log/nginx/error.log warn;

    # Performance
    sendfile on;
    tcp_nopush on;
    tcp_nodelay on;
    keepalive_timeout 65;
    types_hash_max_size 2048;

    # Increase buffer sizes for large downloads
    client_max_body_size 200G;
    client_body_buffer_size 128k;
    client_header_buffer_size 4k;
    large_client_header_buffers 8 8k;

    # Proxy buffering for large files
    proxy_buffering off;
    proxy_request_buffering off;

    # Gzip compression (but not for downloads)
    gzip on;
    gzip_vary on;
    gzip_min_length 1024;
    gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;

    # Include server configurations
    include /etc/nginx/http.d/*.conf;
}